Rollerblade - Crossfire (Black/Red) - Men's: This performance skate is designed for convenience and comfort with Rollerblades exclusive TFS closure, a new shell design, and an aluminum frame. Closure: TFS POWER-A customized fit in 2 seconds. This revolutionary closure system is unique within the inline skate market. By pulling on the TFS disc, this quick, light, effortless system provides the closure you want with the utmost precision ensuring the skate on your foot becomes an extension of your body. Adjustable locking buckle. Shell: Power Lateral Support. Frame: Alu - Tech, Max wheel size 84 mm; Wheels: Active 84mm/ 84A with ABEC 7; Brake: On Skate