Properties: The TEMPISH GT 500 / 100 GT - 500 100 speed skates are specially designed for recreational, amateur and beginner speed skaters who prefer fast and dynamic skating and love to skate longer distances. With these roller skates they can also test their skating skills in fast and long-distance races. The ultra-light frame consists of seven layers of fiberglass and two layers of carbon fiber. The frame ends around the ankle and Achilles tendon with a comfort fix. Reinforced at the instep, Velcro closure, upper micro buckle. The internal shape of C++ is optimally prepared for a large group of the general population. The outer material is synthetic leather with seams reinforced with microfibers, the inner material is microfiber Wheel size 100 mm The RUN 7S series is specially designed for training and fast riding. The core construction is designed for heavy duty and long term load, the PU material has exceptionally low rolling resistance and high durability. Hardness 88A is intended for smooth surfaces without roughness and with a fine structure. The very solid and easily controllable SCHELL chassis was taken from the higher SCREAM model. TECHNICAL PARAMETERS Intended Use: Speed skating, fitness. Heavy loads, advanced, experienced skaters. SCHELL chassis - lightweight 3D mono-construction. AL 7000 invar, attached to the sole with central screws with adjustable position, surface finish - HI-POLISH ALUX. Mounting bolt spacing for sizes: 33 - 35 150mm; 6 - 37 165mm; 38 - 45 195mm Wheel size 100mm Wheel hardness 88A 608 bearings, HI-SPEED TRT 11 Lacing system Laces Type | Shoe shell Extremely light, made of 7-layer graphite fibers, new anatomical shape of the skeleton in the area of the inner and outer ankle, shoe tip in the area of the ankle and Achilles heel Liner (inner sock) Microfiber Brake: None Top closure Buckle 45 degree closure Velcro 8mm axles Weight limit 100 kg