Shell 1: 88% polyamide, 12% elastane. Shell 2: 85% polyester, 15% elastane. Perfect for active days. Mountain bikeBreathable liner shorts with paddingBelt loops at the waistTwo open side pocketsQuick-drying materialMTB 2-in-1 Stretch Padded Pants - shell trousers by Mount. Nice shell trousers with breathable, soft boxer shorts and padding inside suitable for biking and other activities. Machine wash low 30ºC.