{"product_id":"howard-leight-lt-30-corded-earplugs","title":"Howard Leight by Honeywell LT-30 Hundred-Pair 32NRR Laser Trak Corded Single-Use Earplugs - Orange\/Blue","description":"\u003cdiv style=\"background:#2a2520;border-left:4px solid #ff9800;padding:18px 22px;margin:18px 0;color:#f5e6d3;font-family:Arial,sans-serif;\"\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's safety program.\n\u003c\/div\u003e\n\n\u003ch2 style=\"color:#ff9800;\"\u003eHoward Leight by Honeywell LT-30 Hundred-Pair 32NRR Laser Trak Corded Single-Use Earplugs - Orange\/Blue\u003c\/h2\u003e\n\n\u003cp style=\"color:#e0e0e0;line-height:1.7;\"\u003eThe \u003cstrong style=\"color:#fff;\"\u003eHoward Leight LT-30\u003c\/strong\u003e (SKU: LT-30) is a disposable corded earplug delivering \u003cstrong\u003eNRR 32 dB\u003c\/strong\u003e noise reduction — highest-tier attenuation suitable for construction, manufacturing, and general industrial environments where OSHA 29 CFR 1910.95 requires hearing protection. The plugs are single-use — hygienic and requiring no cleaning program. A corded design keeps both plugs connected when removed, reducing loss and improving OSHA compliance documentation. See the full \u003ca href=\"\/collections\/corded-ear-plugs\" style=\"color:#4fc3f7;text-decoration:underline;\"\u003eCorded Ear Plugs collection\u003c\/a\u003e to compare NRR ratings, plug types, and bulk pack options, or check current Amazon pricing via our affiliate link: \u003ca href=\"https:\/\/www.amazon.com\/dp\/B000LE7QDO?tag=wcsafety04-20\" style=\"color:#4fc3f7;text-decoration:underline;\" rel=\"nofollow noopener\" target=\"_blank\"\u003eHoward Leight LT-30 on Amazon\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#1a1a1a;border-left:4px solid #ff9800;border-radius:4px;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cstrong style=\"color:#ff9800;\"\u003eQuick Facts — Howard Leight LT-30\u003c\/strong\u003e\n\u003cul style=\"margin-top:8px;padding-left:18px;line-height:1.9;color:#e0e0e0;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Model:\u003c\/strong\u003e Howard Leight — LT-30 (LT-30)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise Reduction Rating:\u003c\/strong\u003e NRR 32 dB (ANSI S3.19)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Disposable — single-use foam\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCord:\u003c\/strong\u003e Corded — connects left and right plug, hangs from neck when plugs are removed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e ANSI S3.19 certified; OSHA 29 CFR 1910.95 compliant hearing protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExposure limit (NRR 32):\u003c\/strong\u003e At NRR 32, estimated real-world noise reduction is ~13 dB (OSHA derating); suitable for continuous 8-hr exposures up to ~103 dBA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e LT-30 | \u003cstrong\u003eASIN:\u003c\/strong\u003e B000LE7QDO\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"color:#ff9800;\"\u003eWhy Choose a Corded Earplug?\u003c\/h2\u003e\n\n\u003cp style=\"color:#e0e0e0;line-height:1.7;\"\u003eOSHA requires hearing protection when noise exposure exceeds 90 dBA (8-hr TWA) or when the action level of 85 dBA is reached. Corded earplugs offer a practical advantage over uncorded plugs: when workers remove plugs to communicate, the cord keeps both plugs together and visible — reducing loss, contamination from dropped plugs, and the cost of replacements. For programs requiring metal-detectable plugs in food processing or pharma, many corded models include stainless steel elements in the cord. Browse \u003ca href=\"\/collections\/corded-ear-plugs\" style=\"color:#4fc3f7;text-decoration:underline;\"\u003eCorded Ear Plugs collection\u003c\/a\u003e\n\u003ca href=\"\/products\/moldex-6970-meteors-corded-earplugs-nrr-33-100-pairs\" style=\"color:#4fc3f7;text-decoration:underline;\"\u003eMoldex 6970 Meteors Corded NRR 33\u003c\/a\u003e\n\u003ca href=\"\/products\/moldex-6900-pura-fit-corded-earplugs-nrr-33-100-pairs\" style=\"color:#4fc3f7;text-decoration:underline;\"\u003eMoldex 6900 Pura-Fit Corded NRR 33\u003c\/a\u003e\n\u003ca href=\"\/products\/moldex-6654-sparkplugs-corded-earplugs-nrr-33-100-pairs\" style=\"color:#4fc3f7;text-decoration:underline;\"\u003eMoldex 6654 SparkPlugs Corded NRR 33\u003c\/a\u003e\n\u003ca href=\"\/products\/moldex-6650-softies-corded-earplugs-nrr-33-100-pairs\" style=\"color:#4fc3f7;text-decoration:underline;\"\u003eMoldex 6650 Softies Corded NRR 33\u003c\/a\u003e\n\u003ca href=\"\/products\/moldex-6840-mellows-corded-earplugs-nrr-30-100-pairs\" style=\"color:#4fc3f7;text-decoration:underline;\"\u003eMoldex 6840 Mellows Corded NRR 30\u003c\/a\u003e\n\u003ca href=\"\/products\/moldex-6945-glide-corded-earplugs-twist-in-nrr-30-100-pairs\" style=\"color:#4fc3f7;text-decoration:underline;\"\u003eMoldex 6945 Glide Corded NRR 30\u003c\/a\u003e\n\u003ca href=\"\/products\/moldex-6435-alphas-corded-reusable-earplugs-nrr-27db\" style=\"color:#4fc3f7;text-decoration:underline;\"\u003eMoldex 6435 Alphas Corded NRR 27\u003c\/a\u003e for complete NRR comparison.\u003c\/p\u003e\n\n\u003ch2 style=\"color:#ff9800;\"\u003eFitting \u0026amp; Insertion\u003c\/h2\u003e\n\n\u003cp style=\"color:#e0e0e0;line-height:1.7;\"\u003eRoll the Howard Leight LT-30 foam tip between your fingers until compressed to a thin cylinder. Reach over the head with the opposite hand to pull the ear canal open, insert the plug while still compressed, and hold for 20–30 seconds while the foam slowly expands to fill the canal. Discard after each use. Never re-roll used plugs — contamination and skin oils reduce the foam recovery rate and degrade NRR performance.\u003c\/p\u003e\n\n\u003ch2 style=\"color:#ff9800;\"\u003eFAQ — Howard Leight LT-30\u003c\/h2\u003e\n\n\u003cdiv style=\"border:1px solid #333;border-radius:6px;overflow:hidden;margin:20px 0;\"\u003e\n\n\u003cdetails style=\"border-bottom:1px solid #333;\"\u003e\n\u003csummary style=\"padding:14px 18px;cursor:pointer;color:#ff9800;font-weight:bold;background:#1e1e1e;\"\u003eWhat is the NRR of the Howard Leight LT-30?\u003c\/summary\u003e\n\u003cp style=\"padding:14px 18px;color:#e0e0e0;margin:0;\"\u003eThe Howard Leight LT-30 carries a Noise Reduction Rating of \u003cstrong\u003eNRR 32 dB\u003c\/strong\u003e per ANSI S3.19. Under the OSHA derating methodology (subtract 7, divide by 2), the estimated real-world attenuation is approximately 13 dB. NIOSH recommends a 50% derating, yielding an estimated 16 dB actual reduction in most workplace environments.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"border-bottom:1px solid #333;\"\u003e\n\u003csummary style=\"padding:14px 18px;cursor:pointer;color:#ff9800;font-weight:bold;background:#1e1e1e;\"\u003eAre the Howard Leight LT-30 earplugs OSHA approved?\u003c\/summary\u003e\n\u003cp style=\"padding:14px 18px;color:#e0e0e0;margin:0;\"\u003eOSHA does not \"approve\" individual earplug models — it requires that hearing protectors meet ANSI S3.19 standards and be adequate to reduce employee noise exposure to permissible levels per 29 CFR 1910.95. The Howard Leight LT-30 (NRR 32) meets ANSI S3.19 and is an accepted hearing protector under the OSHA hearing conservation program.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"border-bottom:1px solid #333;\"\u003e\n\u003csummary style=\"padding:14px 18px;cursor:pointer;color:#ff9800;font-weight:bold;background:#1e1e1e;\"\u003eCan the Howard Leight LT-30 be reused?\u003c\/summary\u003e\n\u003cp style=\"padding:14px 18px;color:#e0e0e0;margin:0;\"\u003eNo. The Howard Leight LT-30 is a single-use disposable earplug. Re-rolling and reinserting used plugs compromises the foam structure, reduces NRR, and introduces skin-oil contamination that accelerates foam degradation. Discard after each shift or after the plug has been removed and reinserted more than once.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"border-bottom:1px solid #333;\"\u003e\n\u003csummary style=\"padding:14px 18px;cursor:pointer;color:#ff9800;font-weight:bold;background:#1e1e1e;\"\u003eWhat is the difference between NRR 32 and higher-rated plugs?\u003c\/summary\u003e\n\u003cp style=\"padding:14px 18px;color:#e0e0e0;margin:0;\"\u003eNRR ratings are lab-measured under ideal fit conditions. A 3 dB difference in NRR represents approximately a halving or doubling of noise energy in lab terms, but real-world performance differences narrow significantly once fit variability is introduced. An NRR 32 plug fitted correctly outperforms an NRR 33 plug worn loosely. For the loudest environments (above 105 dBA), consider double protection: earplugs plus earmuffs. See our \u003ca href=\"\/collections\/ear-muffs\" style=\"color:#4fc3f7;\"\u003eear muffs collection\u003c\/a\u003e for compatible options.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"border-bottom:1px solid #333;\"\u003e\n\u003csummary style=\"padding:14px 18px;cursor:pointer;color:#ff9800;font-weight:bold;background:#1e1e1e;\"\u003eWhy is the cord attached to the Howard Leight LT-30?\u003c\/summary\u003e\n\u003cp style=\"padding:14px 18px;color:#e0e0e0;margin:0;\"\u003eThe cord keeps both earplugs connected when they are removed from the ear, allowing them to hang around the neck or be tucked into a shirt collar. This prevents loss, contamination from dropped plugs touching dirty surfaces, and makes compliance audits easier since supervisors can visually confirm plugs are present on the worker at all times. Some corded models (including certain metal-detectable variants) also satisfy food processing and pharmaceutical protocols requiring all PPE to be detectable in product streams.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary style=\"padding:14px 18px;cursor:pointer;color:#ff9800;font-weight:bold;background:#1e1e1e;\"\u003eHow do corded earplugs compare to earmuffs?\u003c\/summary\u003e\n\u003cp style=\"padding:14px 18px;color:#e0e0e0;margin:0;\"\u003eCorded earplugs like the Howard Leight LT-30 (NRR 32) provide similar or greater attenuation than most passive earmuffs at a fraction of the cost and bulk. Earmuffs are preferred when workers remove and replace hearing protection frequently, or when ear canal irritation makes foam plugs unsuitable. For maximum protection in extreme-noise environments, combine corded earplugs with earmuffs (dual protection); combined NRR is approximately NRR of the higher-rated device + 5 dB.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003c\/div\u003e\n\n\u003cp style=\"color:#888;font-size:0.85em;margin-top:24px;\"\u003eVendor: Howard Leight by Honeywell | Model: LT-30 | ASIN: B000LE7QDO | NRR: 32 dB | Type: disposable\u003c\/p\u003e","brand":"Howard Leight by Honeywell","offers":[{"title":"Default Title","offer_id":44142435237976,"sku":"LT-30","price":47.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/1900\/0920\/files\/41dzOu8CcXL._SL500.jpg?v=1779739436","url":"https:\/\/wcsafety.com\/products\/howard-leight-lt-30-corded-earplugs","provider":"WC Safety","version":"1.0","type":"link"}