The 509 Raid Single BOA® Snowmobile Boots feature the latest BOA® lacing system for a more responsive and comfortable ride. The new high-capacity H4 reel recoils slack quickly and tightens powerfully to bring newfound fit and response to snowmobile boots. Stainless, aircraft-grade braided wire and updated smoother sliding lace guides create a more even and secure fit. Waterproof and breathable with 600 grams of Thinsulate™ insulation to keep you warm and dry. 509 RAID SINGLE BOA BOOT FEATURES Rugged High Carbon outsole is strong enough to stand up to running boards, and soft enough to grip in snow and ice 5TECH™ waterproof breathable liner Generous fit, for all day warmth and comfort 600g Thinsulate insulation is placed inside the waterproof breathable bladder, making a warmer and drier, and more comfortable construction Raid Rubber Rand upper reinforcements that can hold up to sharp running boards BOA® H4 lacing system, Stainless Wire, and Boa guides for fast hassle-free customized fit
