3XL: Chest 117 cm, Shoulder 49.8 cm, Length 75 cm, Sleeve 21.5 cm, Recommended Weight 80-87.5 kg
4XL: Chest 122 cm, Shoulder 51.3 cm, Length 77 cm, Sleeve 22 cm, Recommended Weight 87.5-97.5 kg
5XL: Chest 127 cm, Shoulder 52.8 cm, Length 79 cm, Sleeve 22.5 cm, Recommended Weight Above 95 kg
Quality Assurance:
Professional testing and certification ensure safety and reliability.
Contact Cooling Coefficient Test (Standard: GB/T35263-2017)
Experience a comfortable, breathable, and skin-friendly wear with FIRS products, designed for durability and easy maintenance.
| Width | 19.8 |
| Height | 1.4 |
| NetWeight | 0.5 |
| Brand | FIRS |
| Material Composition | 76% Cotton, 24% Polyester Fiber |
| Color Options | Black, White, Apricot, Olive Green, Advanced Gray |
| Fabric Features | Skin-friendly, comfortable, breathable, soft, wrinkle-resistant, elastic, shape-retentive, durable, easy to care for |
| Fit Types | Slim fit, regular fit, loose fit |
| Elasticity | Non-elastic, slightly elastic, elastic |
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| Texture | Soft |
| Thickness | Thin, moderate, slightly thick |
| Note | Fabric composition may slightly vary between batches and colors without affecting appearance or performance. |
| XL | Chest 107 cm, Shoulder 46.8 cm, Length 71 cm, Sleeve 20.5 cm, Recommended Weight 62.5-70 kg |
| Test Results | Average 0.20 J/(cm²·s), meeting the standard requirement ≥0.15 |
| Test Conditions | Temperature 20.1°C, Humidity 64.7%, Hot Plate Temperature 35.0°C, Cold Plate Temperature 20.0°C |
| Testing Equipment | Roaches Q-Max, Sample Platform Material: Polystyrene Foam |