evo.com | K2 Snowboard Bindings > The K2 Sonic Snowboard Bindings keep things simple in all the right ways. A soft, confidence-inspiring flex, lightweight ProFusion(TM) chassis, and comfy P.I. ankle strap make learning feel natural, while the canted footbed helps keep you balanced as your turns get smoother and your smile gets bigger. AT Polycarbonate Highback with Gap Eraser Forward Lean Adjustment Stiff, durable, and temperature-resistant polycarbonate materials provide maximum responsiveness and support. Customize your forward lean without the need for tools or a traditional forward lean block. P.I. Ankle Strap A lightweight and durable injection-molded ankle strap designed primarily with comfort in mind. Perfect Fit(TM) 2.0 Toe Strap Patented toe strap technology uses flexible hinges and lock levers to custom fit the toe strap to any snowboard boot silhouette. PC ProFusion(TM) Chassis Polycarbonate materials combine with a classic shape to deliver a lightweight and rugged framework that is the go-to standard in the K2 binding collection. Flex Rating 3 (1 Soft - 10 Stiff) | K2 Sonic Snowboard Bindings 2027 - Large in Black