Burton Bindings Freestyle camp on green 2019/20 Re: Flex Technology - Re: Flex increases flex boards by 71% as opposed to traditional disk bindings, all in a package that is compatible with all major mounting systems, including the latest generation 4x4 The Channel. The minimized base reduces weight by 20%, while the Living Hinge is a secret to increase flexibility and sensitivity. Baseplate Single Component Lightweight - one material throughout