Craft Sportswear Women's Featherlight Bike Cycling Ultra-Light Windproof Reflective Jacket: protective/riding/cooling/coat/outerwear 91% Polyester, 9% Elastane Imported Elastic panels for an optimal fit Ultra-lightweight woven polyester fabric, 37 gsm Wind-protective and water-repellent fabric Ventilation panels at sweat zones 360 degrees reflective details for optimal visibility