Durable & abrasive-resistant Cordura® shell with removable level 1 armor in the kneesWindproof and waterproof with flexible Thinsulate® insulation and breathable HiPora®Side zippers and Velcro run ¾ up the length of each leg for easy wear & removalElastic waistband with belt loops and a Velcro strap for an adjustable, comfortable fitMale plug in the top left pocket to connect directly to a controller or to your heated jacketSock plug pockets at the bottom of pants to easily connect heated sock liners or insolesVery lightweight at less than 4lbsHeating elements located through the hip area and down the front of both legsPower: 55W @ 12V or 4.6A total • Max Heat 135° F