Lab-Verified Everyday Sweatshirt with Thermal Performance
Long sleeve pullover designed for 50°F–68°F (10°C–20°C) conditions.
Technical Specifications
✓ Fabric Composition
- 60% Cotton / 40% Polyester (±3% tolerance)
- 300 GSM fleece backing (ASTM D737 airflow tested)
- Oeko-Tex Standard 100 certified (Certificate #TX-2023-XXX)
✓ Functional Design
- Raglan sleeves: 25" length (fits arm span 29"–33")
- Dual-needle stitching (ISO 4915:2018 seam standard)
- Ribbed cuffs/hems (±0.2" tolerance)
✓ Performance Validation
- Thermal retention: 1.2 clo value (ASTM F1868)
- Moisture-wicking rate: 0.25g/min (AATCC 195)
- Pilling resistance: Grade 4+ after 50 washes (ASTM D3511)
Intended Use
- Urban commuting: Compatible with backpack straps (≤15 lbs load)
- Light outdoor activities: Wind resistance ≤12mph (EN 343 Level 2)
- Machine washable: 50+ cycles (shrinkage <3% per ISO 3759)
Care Instructions
- Wash cold (≤86°F / 30°C)
- Tumble dry low (≤140°F / 60°C)
- Iron on reverse side (≤300°F / 149°C)
Comment