Polartec® Power Grid™ fabric has a smooth face for easy layering; spandex for stretch and ease of movement Fair Trade Certified™ sewing Fabric's brushed-grid pattern next to skin provides superior warmth, breathability and moisture-wicking performance Flat waistband has brushed inner elastic for next-to-skin softness Gusseted crotch for comfort and unimpeded mobility Flatlock seams minimize chafing

Fabric: 5.2-oz (175-g) Polartec® Power Grid™ 97% polyester (solids: 66% recycled; heathers: 33% recycled)/3% spandex with Polygiene® permanent odor control Fair Trade Certified™ sewing Fabric is certified as bluesign® approved Weight: 176 g (6.2 oz)