Pearl Izumi - Ride Men's Elite AMFIB Bib Tights 41% Nylon, 41% Polyester, 13% Elastane, 5% Polyurethane Imported Internal stirrup and gasket allow tight to be worn over shoe covers; Opening at top of waist for easy access for nature breaks Autumn/Winter 2015 The AmFIB Bib Tight provides versatile warmth and protection; Wind and water protection while providing warmth and dynamic range of motion ELITE Thermal Fleece fabric panels on back provide superior moisture transfer and warmth ELITE 3D Chamois and opening at top of waist; 360 degree reflectivity