The Seba Trix 310 Skates are a pro skate for advanced skaters. Seba Trix 310 Black Skates The Seba Trix 310 Skates is pro skates.for advanced skatersThe Seba Trix 310 Carbon featuresCarbon ShellLiner IntegratedToe Strap + Seba Double StrapTop Power StrapSeba wheels 110mm/85ASizes 34-47 EUUse for freestyle, pro skating, and city skating Features Seba Trix 310 Black Skate: NEW The Seba Trix Black skates feature a carbon shell, a unique triangular plastic cuff, and a built-in liner.This combination is providing excellent support with optimal front and back motion, a close fit, and a great energy transfer. This skate is working the best for the skaters seeking a bit more freedom in the cuff area comparing toThe regular plastic cuff skates are usually the go-to model for skaters used to speed or hockey skates. The Trix 310 Skate from Seba features: Shell: 100% Carbon Closures: Top and Middle Adjustable Lock Strap, Toe Lock Velcro, and Laces Liners: Integrated Wheels: SEBA110mm 85A Brake: Not Included Sizes 34-47 EU Best used for:Grand Tourism Freeride, Aggressive, Street, Freestyle, and City skating. Size Chart The Seba Skates come in European sizes