YJS is the abbreviation of Freestyle international team captain and world champion YuJinSeong. This shoe incorporates his passion for roller skating. He dedicate himself to the roller skating family, and will not shrink even if he breaks a bone or encounters no matter how difficult it is.
Color-fiber upper shoe body, light body, three-dimensional wrapping, more comfortable footsteps, anti-wear leather around the shoe body, better reducing the wear of the shoe body.
Ankle metal buckle, better stable ankle, durable, fine-tuned buckle on the instep, enhanced flexibility and wrapping, fast adjustment of elasticity, shoe rope + cross velcro, strong and durable cross lace design, let your feet Enjoy free and comfortable activity space.
The detachable cuff design is convenient for daily maintenance and repairs, the texture is tough, not easy to deform, and improves the flexibility of the ankle
The inner liner is made of one-piece breathable, high-grade fully breathable super memory foam material, high breathability, long service life, honeycomb structure, high elasticity, fully breathable, high comfort.
85A high elastic PU wheel, strong wheel hub, wear-resistant wheel, long service life.
FS original high-precision FSRE-9. Use fs original honeycomb bearings, strong sealing performance, smooth sliding, chrome steel black treatment, not easy to rust.
Ultra-strong one-piece aluminum alloy tool holder, made of 6061 aluminum material, one-piece die-casting, CNC precision carving, the surface is made of wire drawing, with extraordinary texture, high precision, and strong impact resistance.
Wheel diameter: 72mm I 76mm I 80mm
Wheel hardness: 85A
Boot/Shell type:Hard, Heat moldable
Frame material: 6061Aluminum alloy
Max wheel diameter:80mm
Boot material:Carbon fiber
Liner material:Memory foam+SBR
Cuff:High lateral support
Brake:No（Can be added）