Description + The Union STR Snowboard Binding is the perfect option for beginner and intermediate riders looking for a comfortable, durable binding that brings all-day riding comfort. Designed to push our riding to the next level, these all-mountain bindings feature an S11 Duraflex highback that provides a perfect combination of flex and response ready for groomers, powder, and anything in between. For a secure, locked-in ride that we trust, Union includes their Exoframe 2.0 ankle strap that is lightweight and durable, which is paired with the TS 1.0 Hexgrip toe strap that features a multi-positional fit with thermoplastic anti-slip material that fits any boot. union str snowboard binding