A stitch above the rest. Adapter's smart-stretch brushed fabric will help you take your layering to the next level. The inside is brushed for exceptional comfort, while the outside is smooth for easy layering. Features: Brushed inside, smooth outside, Spandex for comfort, Flatlock track stitching, and An average of 21 recycled bottles in each garment. Fabric: 93% recycled polyester/7% spandex smooth face fleece. Complies with 16 CFR Part 1610, ASTM, BSCI, Oeko-Tex Std 100, Prop 65.