35% PE, 30% Aluminum, 15% PA, 10% PC, 5% PE, 5% Stainless Steel Imported LIGHTWEIGHT ALUMINUM: The lightweight, durable aluminum construction features an ergonomic design to ensure comfortable and easy trekking through all snow types season after season ADJUSTABLE FIT: The easy-to-use dual ratchet bindings make it quick and easy to strap a variety of boots into these snowshoes for an adjustable, comfortable fit HEAVY DUTY CRAMPONS: These snowshoes come complete with heavy-duty rotating crampons to dig in to snow and ice for increased traction and control CARRY BAG INCLUDED: This set of snow shoes comes with a carry bag to make transport and storage a breeze so you can take them with you to all your favorite trails SIZE AND WEIGHT CAPACITY: Dimensions of snowshoes are 25" x 8.3" (63cm x 21cm), 4.3 lbs. Recommended weight capacity for shoes is 130-210 pounds