The Big Sky 32 is built for exploration beginning where most trails end. More surface area, accommodates foot sizes 10 to 15. The Backcountry Snowshoe model also features a brilliant set of traversing claws in addition to the stainless steel teeth located at the ball, heel, and most uniquely, the climbing toe claw, and most importantly, everywhere you need traction and nowhere that you don't. Heel lift accessory included for extended climbs.