Lightweight comfort in a synthetic wicking running sock! Made with recycled polyester. The Active sock is comprised of Technical Coolmax Eco for softness and durability. A minimum cushioned polyamide heel and toe keeps it comfortable yet not prone to bunching up. A vented upper and arch grip keep you cool and supported. 

45% polyester (Coolmax Eco), 52% Polyamide (nylon), 35 Elastane (Lycra Sport)