The slip-on Men’s ThermoBall™ Traction Bootie pairs warm and comfortable ThermoBall™ Eco insulation with a high-traction rubber outsole making it ideal for base camp, après ski or shuffling through the snow to grab the morning paper. / UPPER/ Upper made with 100% recycled P.E.T. ripstop with a non-PFC durable water-repellent (non-PFC DWR) finish for added water repellency / ThermoBall™ Eco 100% recycled polyester insulation helps keep feet warm even when wet / Easy on/off design / SOLE UNIT/ Outsole made with up to 20% recycled rubber;;Approx Weight/ ½ pair: 240 g - pair: 480 g ||