Ergodyne GloWear 8367 Class 3 Hi-Vis Short Sleeve Safety Shirt

The Ergodyne GloWear 8367 Hi-Vis Safety Shirt provides ANSI/ISEA 107 Type R Class 3 certified high-visibility protection in a short sleeve construction — delivering maximum ANSI 107 Class 3 visibility certification in a short sleeve format for highway, road construction, and utility workers who require Class 3 compliant hi-vis coverage during warm summer work seasons when long sleeve construction creates excessive heat accumulation and workers prefer the thermal relief of short sleeve apparel while maintaining full Class 3 compliance. The 8367 is Ergodyne's Class 3 short sleeve hi-vis shirt — providing the same Class 3 certification as the long sleeve 8368 and 8370 models in a short sleeve construction that trades arm UV coverage for improved upper body ventilation and reduced thermal load during sustained outdoor work in warm summer conditions. ANSI/ISEA 107 Type R Class 3 certification for a short sleeve garment requires sufficient fluorescent background material and retroreflective tape in the torso area to meet the Class 3 minimums without the sleeve panels that long sleeve garments contribute — the 8367's construction satisfies Class 3 requirements through torso panel design that achieves the required background material area and tape coverage from the shirt body alone. Short sleeve construction addresses a real-world compliance challenge: in summer heat, workers issued long sleeve Class 3 shirts often roll up sleeves, tie the shirt off, or replace it with unauthorized non-compliant alternatives to reduce heat discomfort. A short sleeve Class 3 option allows workers to be thermally comfortable in summer conditions while wearing a compliant garment, eliminating the compliance-versus-comfort conflict that long sleeve hi-vis creates in peak summer heat. Highway flaggers, traffic control personnel, and outdoor construction workers who stand or work in direct sun for extended periods benefit most from short sleeve Class 3 availability — these roles involve sustained static or low-activity presence in sun exposure where long sleeve fabric against the arms generates significant heat accumulation that short sleeve construction reduces.

Ergodyne GloWear 8367 Class 3 Hi-Vis Short Sleeve Shirt — Key Features

• ANSI/ISEA 107 Type R Class 3 certified — maximum highway visibility compliance in short sleeve format
• Short sleeve construction — reduced thermal load for summer outdoor work compliance
• All-lime construction — full fluorescent background material on the torso and upper arms
• Retroreflective tape — nighttime and low-light conspicuity
• Standard hi-vis fabric — cost-effective Class 3 for summer season programs

Specifications

Short Sleeve Class 3: Compliance Without Compromise in Summer Heat

The 8367 short sleeve Class 3 certification resolves a fundamental tension in summer highway work zone PPE programs: the same high-speed traffic environment that creates the greatest conspicuity requirement (requiring Class 3) is often the same outdoor summer environment where heat stress and thermal discomfort from heavy garment coverage creates the greatest pressure on wearing compliance. Highway work zones in summer combine direct solar radiation on fluorescent fabric, ambient temperatures that may exceed 90°F, physical labor generating body heat, and limited shade or respite — creating conditions where every additional fabric layer the worker wears contributes to heat accumulation and discomfort. Long sleeve Class 3 shirts required in these conditions often produce an informal compliance problem: workers roll up sleeves or modify garments in ways that technically compromise the Class 3 background material measurement, even while maintaining good faith compliance intent. The 8367 provides the Class 3 certification in a short sleeve design that eliminates the sleeve layer rather than compromising the certification through unauthorized sleeve modification. Road construction and highway safety managers who implement short sleeve Class 3 shirt programs for summer operations report better maintained compliance with the actual certification requirements — workers keep the compliant garment on and unmodified because the thermal load is manageable in the short sleeve format. The fluorescent background material and retroreflective tape configuration on the 8367 meets Class 3 requirements within the torso construction, satisfying the minimum background area and tape placement requirements without sleeve panel contribution. Flaggers and traffic control personnel — among the highest-exposure highway worker populations who stand in work zones for extended shift periods with continuous vehicle traffic exposure — benefit most from the compliance-versus-comfort resolution that short sleeve Class 3 provides in summer conditions.

Compliance and Certifications

• ANSI/ISEA 107 — Type R Class 3 certified
• MUTCD compliance — highway worker hi-vis requirements

Real-World Benefits

Short sleeve construction eliminates the summer compliance problem of workers modifying long sleeve Class 3 shirts — providing a compliant garment that workers actually keep on in summer heat rather than a technically compliant but heat-producing long sleeve shirt that creates informal modification behaviors that compromise the certification. Highway safety managers who have switched summer programs to short sleeve Class 3 options report reduced sleeve modification behaviors (rolling up, tying off) compared to long sleeve-only programs, improving the actual certification compliance maintained throughout hot summer shifts.

Class 3 certification in short sleeve format provides FHWA/MUTCD compliant conspicuity for the highest-risk highway worker positions in the season when thermal comfort pressure on compliance is greatest — ensuring flaggers, traffic control personnel, and work zone exposure workers have the maximum visibility certification during summer operations without the heat compliance tradeoff of long sleeve requirements. State DOT and highway contractor safety coordinators who implement formal summer/winter uniform programs with Class 3 short sleeve options for warm months maintain consistent Class 3 compliance through the full work season rather than experiencing summer compliance degradation from heat-modified garments.

Applications and Use Cases

• Summer highway flagging — Class 3 short sleeve for traffic control personnel in heat — 8367 for flaggers and traffic control workers in high-speed work zones during summer seasons where short sleeve Class 3 provides required visibility compliance with reduced thermal load
• Warm-season road construction — Class 3 short sleeve for active crews in summer — short sleeve Class 3 for road construction crews performing physical labor in summer heat where long sleeve garment compliance degrades due to heat modification behaviors
• Summer uniform programs — Class 3 short sleeve as warm-weather rotation — 8367 as the summer complement to long sleeve Class 3 models in programs that maintain seasonal garment rotations for summer heat and cooler weather conditions respectively

Related Products

For GloWear 8368 Class 3 standard fabric long sleeve version, see Ergodyne GloWear 8368 Class 3 Long Sleeve Hi-Vis Shirt. For GloWear 8370 Class 3 performance fabric long sleeve, see Ergodyne GloWear 8370 Class 3 Performance Shirt. For GloWear 8292 Class 2 performance short sleeve, see Ergodyne GloWear 8292 Class 2 Performance Short Sleeve. Browse the complete Hi-Vis Safety Apparel collection.

Frequently Asked Questions

Does a short sleeve shirt provide enough background material area for Class 3 certification?

Yes — the 8367 is certified to ANSI/ISEA 107 Type R Class 3, confirming that its torso and sleeve construction achieves the required minimum background material area (1,240 square inches) and retroreflective tape area (310 square inches) without requiring full-length sleeves. ANSI 107 specifies minimum areas and angular coverage, not specific garment styles — manufacturers achieve Class 3 compliance in various garment configurations including short sleeves by designing torso panels and tape placement to meet the standard's measurements within the shorter sleeve format. The certification on the 8367 is not a compromise — it documents full Class 3 compliance in a short sleeve design.

When should workers use short sleeve Class 3 versus long sleeve, and can they alternate based on conditions?

Workers can wear any ANSI 107 certified garment at the required class level — alternating between 8367 short sleeve and 8368/8370 long sleeve based on weather conditions and personal preference is acceptable as long as the worn garment maintains the required certification class. Some programs specify a minimum certification class rather than a specific garment, allowing workers to choose compliant garments appropriate for daily conditions. For sun exposure concerns, long sleeve provides UV coverage that short sleeve does not — workers who choose short sleeve for thermal comfort should consider separate sun protection measures for the arms (sunscreen application) when working extended hours in direct sunlight.

Is the 8367 suitable for both day and night work zone operations?

Yes — the 8367's retroreflective tape provides nighttime and low-light conspicuity from vehicle headlights in addition to the daytime fluorescent background material. For highway work zones that operate at night or in low-light conditions (dawn, dusk, tunnel approaches, or overcast low-visibility weather), the retroreflective tape on the 8367 returns headlight illumination toward the light source direction, making the worker visible to approaching vehicle drivers in conditions where fluorescent material provides limited or no benefit. Class 3 certification covers both daytime and nighttime conspicuity requirements through the combination of fluorescent and retroreflective materials.