SPECS: Collapsed pole length: 63 cm, Adjustable poles: 65 cm to 135 cm Pole weight- 1.3 LBS per pair Pole material- aluminum Pole tips- carbide tips Trekking and snow baskets included DESIGN & TECHNOLOGY: Ultra strong 6000 Aluminum Rocker Frame with V-Tail for easier stride Fast Fit II(TM) Easy-Pull binding system allows the user to get in and out of the shoe with just one pull of the strap Swift Strap(TM) heel strap offers unlimited range of customization with just the pull of the strap Snow Motion(TM) axle system gives frame additional 30% torsional rigidity for ultimate traction on double fall lines HDPE (High-Density Polyethylene) material stiffens the snowshoe, for maximum power when snowshoeing through deep snow Coated forged steel crampons are built to last through years of challenging terrain and all winter conditions Snow Motion Axle SIZING & USER WEIGHT: 8x21: 100 - 150 lbs. (45 -68 kg) 8x25: 151 - 200 lbs. (68-90 kg) 9x30: 201 - 250 lbs. (90-113 kg) 10x36: 251 - 300 lbs. (113-136 kg)