All-day comfort with enough control to enjoy the entire mountain. The Union STR is a durable all-mountain men's snowboard binding designed for beginner to intermediate snowboarders looking to push their snowboarding to the next level. Baseplate Stage 5 Duraflex Bushing EXT Thermoformed EVA Heelcup Extruded 3D Aluminum Highback NEW S11 Duraflex Ankle Strap Exoframe 2.0 Toe Strap TS 1.0 Hexgrip Ratchet Aluminum FLAD Standard - Aluminum Hardware Grade 8.8 Steel Strap Adjustment Traditional