Amazon.com: NEOS 10。The Neos Voyager Mid Overshoes have a 500 denier nylon upper with waterproof membrane. They also feature a perma outsole which offers good traction in tough weather conditions. These overshoes are lightweight to prevent foot and leg fatigue. They have a wide, easily opened gusset providing ease in putting on or taking off overshoes. Note: The Neos Voyager Overshoes are more durable and deeper traction than the Neos Villager. Denier nylon upper with waterproof membrane 11\" height Perma sole for high traction Durable and lightweight Comfort rating of -19°C 100% waterproof Snow shoe compatible Adjustable buckle strap for a tight perfect fit Weight: 2 lbs