{"product_id":"klein-tools-safety-glasses-semi-frame-anti-fog-ansi-z87-1","title":"Klein Tools Safety Glasses — Semi-Frame, Anti-Fog, ANSI Z87.1+","description":"\u003cdiv style=\"background:#1a1a1a;color:#e0e0e0;font-family:Arial,sans-serif;padding:24px;border-radius:6px;\"\u003e\n\u003cdiv style=\"background:#2a2520;border-left:4px solid #ff9800;padding:18px 22px;margin:0 0 24px 0;color:#f5e6d3;\"\u003e\n\u003cstrong style=\"color:#ffb74d;\"\u003eDisclosures \u0026amp; editorial standards\u003c\/strong\u003e\u003cbr\u003eWC Safety participates in the Amazon Services LLC Associates Program. Outbound Amazon links are affiliate links. We accept no manufacturer payment, sponsorship, or product samples. \u003cstrong style=\"color:#ffffff;\"\u003eThis content is not medical, legal, or regulatory advice.\u003c\/strong\u003e Safety equipment selection is governed by applicable OSHA standards and your facility safety program.\u003c\/div\u003e\n\u003ch2 style=\"color:#ff9800;font-size:1.5rem;margin:0 0 16px 0;\"\u003eKlein Tools Semi-Frame Safety Glasses — Anti-Fog, Scratch Resistant\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKlein Tools 60159 \/ 60160 \/ 60171 safety glasses\u003c\/strong\u003e combine a low-profile semi-frame with a wide wrap-around lens for \u003ca href=\"\/collections\/safety-glasses\" style=\"color:#4fc3f7;text-decoration:none;\"\u003eANSI Z87.1+ certified eye protection\u003c\/a\u003e that integrates naturally with face shields, dust masks, and other PPE. Rated to three concurrent standards — \u003cstrong\u003eANSI Z87.1+\u003c\/strong\u003e, \u003cstrong\u003eCSA Z94.3\u003c\/strong\u003e, and \u003cstrong\u003eMIL-PRF-32432A\u003c\/strong\u003e — these glasses cover commercial construction, military specification work sites, and dual US\/Canadian compliance requirements.\u003c\/p\u003e\n\u003cp\u003eAvailable in three SKU configurations: clear single (60159 — $8.98), gray single (60160 — $8.98), and clear 2-pack (60171 — $14.97). The 2-pack is particularly cost-effective for site managers stocking PPE for multiple workers or maintaining a spares supply at the job box.\u003c\/p\u003e\n\u003ch2 style=\"color:#ff9800;font-size:1.3rem;margin:24px 0 12px 0;\"\u003eVariant \u0026amp; SKU Guide\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;color:#e0e0e0;font-size:0.9rem;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#2a2a2a;\"\u003e\n\u003cth style=\"padding:10px 12px;text-align:left;border-bottom:2px solid #ff9800;color:#ff9800;\"\u003eSKU\u003c\/th\u003e\n\u003cth style=\"padding:10px 12px;text-align:left;border-bottom:2px solid #ff9800;color:#ff9800;\"\u003eLens\u003c\/th\u003e\n\u003cth style=\"padding:10px 12px;text-align:left;border-bottom:2px solid #ff9800;color:#ff9800;\"\u003eQty\u003c\/th\u003e\n\u003cth style=\"padding:10px 12px;text-align:left;border-bottom:2px solid #ff9800;color:#ff9800;\"\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background:#222;\"\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e60159\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eClear\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eIndoor, low-light, mixed environments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#1a1a1a;\"\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e60160\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eGray\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eOutdoor work, bright sun, glare reduction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#222;\"\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e60171\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eClear\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e2-Pack\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eSite stock, crew PPE supply, spares\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"margin-top:16px;\"\u003eSee also the \u003ca href=\"\/products\/klein-tools-safety-glasses-gasket-over-the-glasses-styles\" style=\"color:#4fc3f7;text-decoration:none;\"\u003eKlein Tools gasket and OTG safety glasses\u003c\/a\u003e for foam-sealed perimeter protection or over-prescription-glasses options for the same job sites.\u003c\/p\u003e\n\u003ch2 style=\"color:#ff9800;font-size:1.3rem;margin:24px 0 12px 0;\"\u003eThree-Standard Certification: ANSI + CSA + MIL-SPEC\u003c\/h2\u003e\n\u003cp\u003eMost safety glasses are certified to a single national standard. The Klein Tools 60159\/60160\/60171 carry three:\u003c\/p\u003e\n\u003cul style=\"margin:0 0 16px 0;padding-left:20px;line-height:1.8;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Z87.1+\u003c\/strong\u003e — US high-impact occupational eye protection standard (OSHA 29 CFR 1910.133 \/ 1926.102 reference standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCSA Z94.3\u003c\/strong\u003e — Canadian equivalent, required under provincial OH\u0026amp;S legislation for Canadian job sites\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMIL-PRF-32432A\u003c\/strong\u003e — US military performance specification for ballistic eye protection, exceeding commercial impact standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe MIL-PRF-32432A rating is increasingly specified by industrial customers in sectors adjacent to defense (ammunition manufacturing, aerospace, heavy fabrication) where lens penetration resistance above the ANSI Z87.1 threshold is required. For standard \u003ca href=\"\/collections\/safety-glasses\" style=\"color:#4fc3f7;text-decoration:none;\"\u003econstruction and industrial eye protection\u003c\/a\u003e, the ANSI Z87.1+ certification satisfies OSHA requirements; the MIL-SPEC adds a compliance margin.\u003c\/p\u003e\n\u003ch2 style=\"color:#ff9800;font-size:1.3rem;margin:24px 0 12px 0;\"\u003eAnti-Fog Performance with Dust Masks\u003c\/h2\u003e\n\u003cp\u003eKlein Tools specifically calls out compatibility with dust masks in the product description — a key consideration for electricians and construction workers who wear N95 or P100 respirators. The exhaled air from a respirator valve-less face mask is directed upward, creating the fogging condition that makes most safety glasses unusable within minutes. The anti-fog coating on these glasses is designed to maintain optical clarity through that moisture exposure. When the coating eventually degrades, replace the glasses rather than attempting to restore the coating — degraded anti-fog surfaces are unrecoverable and compromise safety in low-visibility conditions.\u003c\/p\u003e\n\u003ch2 style=\"color:#ff9800;font-size:1.3rem;margin:24px 0 12px 0;\"\u003eLow-Profile Semi-Frame Design\u003c\/h2\u003e\n\u003cp\u003eThe semi-frame (rimless bottom) construction reduces facial contact area and weight compared to full-frame safety glasses, improving comfort during extended wear. The wrap-around lens geometry closes the temple gap — the primary failure point on straight-temple safety glasses where projectiles and dust bypass the lens. For workers pairing these with a face shield, the low profile ensures the glasses sit correctly inside the shield without creating pressure points. See Klein Tools' \u003ca href=\"\/products\/klein-tools-safety-helmet-type-2-class-e-non-vented\" style=\"color:#4fc3f7;text-decoration:none;\"\u003eType 2 Class E safety helmet\u003c\/a\u003e for a complete head and eye protection system from the same brand.\u003c\/p\u003e\n\u003ch2 style=\"color:#ff9800;font-size:1.3rem;margin:24px 0 12px 0;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails style=\"border:1px solid #333;border-radius:4px;margin-bottom:8px;\"\u003e\u003csummary style=\"padding:12px 16px;cursor:pointer;color:#ff9800;font-weight:bold;\"\u003eWhat does ANSI Z87.1+ mean and is it required by OSHA?\u003c\/summary\u003e\u003cp style=\"padding:12px 16px;margin:0;border-top:1px solid #333;\"\u003e\u003cstrong\u003eANSI Z87.1+\u003c\/strong\u003e indicates the glasses meet the high-impact test level of ANSI\/ISEA Z87.1-2020. OSHA 29 CFR 1910.133 (general industry) and 29 CFR 1926.102 (construction) both reference ANSI Z87.1 as the applicable standard for occupational eye protection. The \"+\" suffix is the high-impact designation — not all products sold as safety glasses carry this rating.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #333;border-radius:4px;margin-bottom:8px;\"\u003e\u003csummary style=\"padding:12px 16px;cursor:pointer;color:#ff9800;font-weight:bold;\"\u003eWhat is MIL-PRF-32432A and why does it matter?\u003c\/summary\u003e\u003cp style=\"padding:12px 16px;margin:0;border-top:1px solid #333;\"\u003eMIL-PRF-32432A is a US Department of Defense ballistic eye protection specification. It requires the lens to resist penetration from a .15 caliber steel ball at 640–660 ft\/s — a significantly more demanding test than the ANSI Z87.1 high-impact criteria. For industrial users, it serves as a compliance margin above ANSI, useful in high-energy projectile environments like grinding rooms, machine shops, or manufacturing operations near pneumatic fasteners.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #333;border-radius:4px;margin-bottom:8px;\"\u003e\u003csummary style=\"padding:12px 16px;cursor:pointer;color:#ff9800;font-weight:bold;\"\u003eIs the clear or gray lens better for indoor work?\u003c\/summary\u003e\u003cp style=\"padding:12px 16px;margin:0;border-top:1px solid #333;\"\u003eClear (60159 \/ 60171) is the standard choice for indoor, low-light, or variable lighting environments — maintains full light transmission and accurate color perception. Gray (60160) reduces visible light by approximately 15–20% and is more comfortable in bright outdoor or high-glare environments. Neither lens is a welding shade; do not use for arc welding operations.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #333;border-radius:4px;margin-bottom:8px;\"\u003e\u003csummary style=\"padding:12px 16px;cursor:pointer;color:#ff9800;font-weight:bold;\"\u003eAre the 60159 and 60171 lenses identical aside from quantity?\u003c\/summary\u003e\u003cp style=\"padding:12px 16px;margin:0;border-top:1px solid #333;\"\u003eYes — the 60171 2-pack contains two pairs of the clear lens semi-frame glasses with the same ANSI\/CSA\/MIL-SPEC ratings as the 60159 single. The per-unit cost of the 60171 2-pack ($14.97 ÷ 2 = $7.49 per pair) is lower than the single-unit 60159 at $8.98, making the 2-pack the better value for workers who go through glasses regularly or want a backup pair.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #333;border-radius:4px;margin-bottom:8px;\"\u003e\u003csummary style=\"padding:12px 16px;cursor:pointer;color:#ff9800;font-weight:bold;\"\u003eCan these be worn over prescription glasses?\u003c\/summary\u003e\u003cp style=\"padding:12px 16px;margin:0;border-top:1px solid #333;\"\u003eThese are not OTG (over-the-glasses) frames — they are direct-fit glasses and will not accommodate prescription eyewear underneath. For Rx wearers, choose the \u003ca href=\"\/products\/klein-tools-safety-glasses-gasket-over-the-glasses-styles\" style=\"color:#4fc3f7;text-decoration:none;\"\u003eKlein Tools OTG safety glasses (03006 \/ 03007)\u003c\/a\u003e which are specifically designed to fit over most prescription frames.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #333;border-radius:4px;margin-bottom:8px;\"\u003e\u003csummary style=\"padding:12px 16px;cursor:pointer;color:#ff9800;font-weight:bold;\"\u003eHow do I maintain the anti-fog coating?\u003c\/summary\u003e\u003cp style=\"padding:12px 16px;margin:0;border-top:1px solid #333;\"\u003eUse a clean microfiber cloth and plain water. Avoid paper towels, solvents, and acetone-based cleaners. Anti-fog coatings are permanent but degrade with abrasion and solvent exposure — once compromised, the performance cannot be restored. Replace glasses when the coating shows visible wear or fogging recurs under normal conditions.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #333;border-radius:4px;margin-bottom:8px;\"\u003e\u003csummary style=\"padding:12px 16px;cursor:pointer;color:#ff9800;font-weight:bold;\"\u003eAre these CSA Z94.3 certified for Canadian projects?\u003c\/summary\u003e\u003cp style=\"padding:12px 16px;margin:0;border-top:1px solid #333;\"\u003eYes — all three variants carry CSA Z94.3 certification in addition to ANSI Z87.1+, satisfying provincial OH\u0026amp;S requirements in Canada without requiring separate CSA-specific eyewear. The lens and frame markings include both standard designations.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #333;border-radius:4px;margin-bottom:8px;\"\u003e\u003csummary style=\"padding:12px 16px;cursor:pointer;color:#ff9800;font-weight:bold;\"\u003eWhen should I replace these safety glasses?\u003c\/summary\u003e\u003cp style=\"padding:12px 16px;margin:0;border-top:1px solid #333;\"\u003eReplace immediately after any significant impact (a lens that has absorbed an impact may not stop the next one), when scratches obstruct vision, when the anti-fog coating no longer performs, or when the frame shows cracks or stress marks. OSHA does not specify a time-based replacement interval for safety glasses — condition-based inspection before each use is the required practice under OSHA 1910.132(d).\u003c\/p\u003e\u003c\/details\u003e\u003ch2 style=\"color:#ff9800;font-size:1.3rem;margin:24px 0 12px 0;\"\u003eRelated Klein Tools Safety Equipment\u003c\/h2\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e\n\u003cli style=\"padding:6px 0;border-bottom:1px solid #2a2a2a;\"\u003e\u003ca href=\"\/collections\/safety-glasses\" style=\"color:#4fc3f7;text-decoration:none;\"\u003e› All Safety Glasses \u0026amp; Eye Protection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;border-bottom:1px solid #2a2a2a;\"\u003e\u003ca href=\"\/products\/klein-tools-safety-glasses-gasket-over-the-glasses-styles\" style=\"color:#4fc3f7;text-decoration:none;\"\u003e› Klein Tools Gasket \u0026amp; OTG Safety Glasses\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;border-bottom:1px solid #2a2a2a;\"\u003e\u003ca href=\"\/products\/klein-tools-safety-helmet-type-2-class-e-non-vented\" style=\"color:#4fc3f7;text-decoration:none;\"\u003e› Klein Tools Type 2 Class E Safety Helmet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;border-bottom:1px solid #2a2a2a;\"\u003e\u003ca href=\"\/collections\/safety-goggles\" style=\"color:#4fc3f7;text-decoration:none;\"\u003e› Safety Goggles \u0026amp; Sealed Eye Protection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;\"\u003e\u003ca href=\"\/collections\/hearing-protection\" style=\"color:#4fc3f7;text-decoration:none;\"\u003e› Hearing Protection\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin-top:20px;font-size:0.85rem;color:#888;\"\u003eVendor: \u003cstrong style=\"color:#e0e0e0;\"\u003eKlein Tools\u003c\/strong\u003e | SKUs: \u003cstrong style=\"color:#e0e0e0;\"\u003e60159, 60160, 60171\u003c\/strong\u003e | Standards: ANSI Z87.1+ \/ CSA Z94.3 \/ MIL-PRF-32432A\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Klein Tools","offers":[{"title":"Clear Lens \/ 2 Pack","offer_id":44133551571032,"sku":"60171","price":14.97,"currency_code":"USD","in_stock":true},{"title":"Clear Lens \/ Single","offer_id":44133551603800,"sku":"60159","price":8.98,"currency_code":"USD","in_stock":true},{"title":"Gray Lens \/ Single","offer_id":44133551636568,"sku":"60160","price":8.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/1900\/0920\/files\/41KsmXTmzNL._SL500.jpg?v=1779505964","url":"https:\/\/wcsafety.com\/products\/klein-tools-safety-glasses-semi-frame-anti-fog-ansi-z87-1","provider":"WC Safety","version":"1.0","type":"link"}