The Radar Vector Boot is built for the skier seeking all day comfort without yielding performance. A lightweight and ultra-comfortable platform allows you to forget about your feet and focus on the ride. Wrap Tech Level 1 â Wrap Tech fuses the external skeleton of the boot to the base textile layer which gives the boot the ability to conform to the shape of your foot, in turn giving you more response. Feather Frame Chassis â The Feather Frame Chassis stands on a pedestal as the only boot system to completely integrate the mounting system, baseplate, and outer shell into a single component. This allows you to stand closer to the ski and offers a better connection.• Molded 3D tongue• Symmetrical fit• Sizes: S(5-8), STD(7-11), XL(10-14) Wrap Tech Level 1 gives the boot the ability to conform to the shape of your foot Feather Frame Chassis offers better connection to the ski Molded 3D tongue and symmetrical fit | Vector Rear Waterski Boot