The only thing you need to worry about when you're riding in the women's Burton Felix BOA Snowboard Boots is what run to hit next. They're packed with the tech to keep you warm and dry plus a micro-adjustable fit that locks in a secure hold and lets you dial in the feel of the upper and lower to match your feet. And it's all packed into a responsive flex that encourages a relaxed stance and all-terrain versatility.Specifications. Support level: high stiffness. Purpose: All-mountain park backcountry. Reflective foil - a low-profile and light foil underfoot reflects heat back for comfort even at low temperatures. Focus Cuff - supports heel hold. The cuff is placed slightly above the ankle for even greater responsiveness.