Leatt 4.5 motor-boats '22 Thanks to many functions taken from supersuccessful 5.5 FlexLock, boots 4.5 '22 really draws attention, when it comes to appearance and style. A flat internal part of a boot provides excellent coupling with a frame, and the low sock provides easy and smooth gear shifting. SlideLock Velcro are an industry-first function which provides a reliable adherence to the top part of a boot, even with kneecaps. When you slide a leg in a boot, you at once feel a plush internal part and quality of the used materials. A fastener velcro of SlideLock are really innovative technology of safe fastening of a boot. Features: Now boarding: unsurpassed comfort with the first-class landing, even for wide foot. Fastener: the SlideLock system, the unilateral sliding fastener with automatic blocking for a dense adherence to boot top. Buckles from a polymeric composite with the Over-lock system and the basis from stainless steel. Handle: an internal part of a boot flat and tenacious for excellent feeling of Toe-Box: low-profile, for easy gear shifting of the Anklebone: an anklebone design with fixing of a heel for stability when driving on tiptoe the Sole: DualZone hardness the Expanded ski area on footboards for arch style and style of driving on tiptoe. The strengthened steel shaft certified by CE the Internal lining: 3D - a lining from the breathing grid with antiskid strengthening for zero raising of a heel. CE is checked and certified as prEN 13634: 2017 Production: USA