Material high quality cow leather TFL Cool System® reflects sunlight & remains comfortably cool stretch panels material tested according to EN 17092:2019 Safety SW knee protectors according to 1621-1:2012 upgradable with hip protector SAS-TEC SC-1/07 Ventilation Air Vent: ventilation zips Comfort detachable Sympatex® membrane: 100% waterpoof, 100% windproof, extremely breathable