Flash Wheel with Magnetic Core — 90A hardness — Sizes: 80MM, 76MM, 72MM, 68mm Product composition: flash wheel + magnetic core. Compatibility: designed for skate, slalom, and sliding roller skating shoes. Use: suitable for both indoor and outdoor skating. Key benefits Improved safety: strong braking effect helps control speed and stop more reliably, reducing fall risk during practice and rides. Consistent performance: 90A hardness provides a balance of grip and durability for precise turns and stable slides. Versatile sizing: available in 80MM, 76MM, 72MM, and 68mm to match different skating styles and frame setups. Complete unit: each wheel includes a magnetic core for the wheel assembly. What this product solves Reduces uncontrolled speed and improves stopping power compared with softer wheels. Provides predictable handling for slalom and sliding techniques, and stable rolling for skate maneuvers. Works indoors and outdoors so you can use the same wheels across rinks, parks, and streets. Features at a glance Composition: flash wheel with magnetic core. Hardness: 90A for responsive rolling and long wear life. Sizes: 80MM, 76MM, 72MM, 68mm. Compatibility: skate / slalom / sliding roller skating shoes. Suitable environments: indoor and outdoor skating. Practical use scenarios Slalom practice: 72MM or 68mm wheels for tight turns and precise footwork during cone drills. Urban cruising and commuting: 76MM or 80MM wheels for smoother rolling and reliable braking on mixed surfaces. Sliding and trick sessions: 72MM or 76MM sizes provide the predictable grip and slide balance needed for controlled slides and transitions. Ordering notes Choose the wheel size that matches your skating discipline and frame clearance. Product includes the magnetic core and the flash wheel as described.