Gore Bike Wear Universal Windstopper Soft Shell Arm Warmers 92% POLYESTER, 8% ELASTANE, WINDSTOPPERMEMBRANE, SHELL INSIDE: 92% POLYESTER, 8% ELASTANE, INSERT: 85% POLYAMIDE, 15% ELASTANE Imported Lightweight, water repellent arm warmers for keeping out wind and wet Protects against the elements; WINDSTOPPER Soft Shell technology  windproof, water repellent, and with great breathability Highly functional fabric, flatlock seams reduce chafing, pre-shaped elbows, elastic cuff, gripper elastic on top edge Safety conscious reflective logo on side, reflective print. Easy clean, machine washable Contents: 1 pair universal WINDSTOPPER SO arm warmers