DETAILS Polartec Power Grid fabric has a smooth face for easy layering Fabric’s open-grid pattern provides superior warmth, breathability and wicking performance Spandex for stretch and ease of movement; Fair Trade Certified sewing Self-fabric binding at collar with internal neck tape for comfort; locker loop for hang-drying Offset shoulder seams eliminate chafing under pack straps Full underarm gusset for range of motion and chafe-free comfort Elastic thumb loops for secure hand coverage Flatlock seams to minimize chafing; drop tail for increased coverage SPECS Best Use:    Casual, Travel, Camping Fabric:   92% Recycled Polyester / 8% Spandex Fit:   Slim Style:   Crew Weight:   4.3 oz