Powerslide Vi Endorphine in-line in-line skates are a performance model for true fitness in-line skating fans, meeting the high demands and requirements for aggressive, fast and sporty-fitness driving with the maximum life of all used components and materials. The great advantage of these skates is the Unity chassis, which is fitted with 90mm wheels, but is also designed for 100mm wheels. Skates have a thermoformable MY FIT inner boot. Give the skating experience a new dimension with the patented Vi concept with innovative fastening. SPECIFICATIONS: chassis: one piece Unity 4x90mm Wheels: Powerslide Infinity 90mm; 82A bearings: ABEC 7, 608 brake: HABS