The Photon specifically for Burton's Step On binding A softer feel than the regular Photon, optimum comfort from day one and the simplicity of the Sequence BOA fit are just some of the reasons why this boot is so convincing. The medium flex is ideal for riders who want to explore everything the mountain has to offer. The Photon Step On is one of the boots for the Burton Step On system, the fast, easy and intuitive boot binding system that makes snowboarding even more comfortable. Outer boot The special Step On Backstay on the back of the boot provides extra grip between the boot and binding and is specifically designed for the Step On binding. The light rubber print transfers power directly from the boot to the binding, preventing premature fatigue. The stable and bendable 1:1 PowerUP tongue with firm flex provides more suspension and durability. The Step On outsole features toe studs in the forefoot that securely lock into the binding. The EST optimised midsole shifts the centre of gravity downwards and improves board feel without compromising comfort. The Vibram Traction Lug outsole with EcoStep rubber allows for an increased surface area for more contact points that provide optimal traction at a low weight. Liner The heat-mouldable Imprint 3 liner features a hook-and-loop closure system with an internal lace-up closure for a snug fit and lightweight Power Panels for more response. The slightly higher Focus Cuff increases heel stability by enclosing the ankle and providing improved response.stability by enclosing the ankle and providing improved response. The Snugger strap allows the rider to adjust heel stability and forward flex stiffness. Lacing system The Sequence BOA system guides the lacing over an inner spool for a snug fit and easy adjustment with the turn of the dial.