1.Comfortable: the inline skates with mesh surface are breathable. Feel cool when you are skating without blisters. 2.FINE BEFRIS CURVE: Metal buckle, abrasion resistant and corrosion resistant, with memory reverse buckle, one setting, repeated use, protection. 3.Performance: The onepiece aluminium alloy bracket has better expansion and stability. The heel is implanted with a shockabsorbing blade to improve comfort during sliding and jumping. The shockabsorbing effect is good. When the sliding speed is fast, the shockabsorbing effect of small stones is obvious! 4.Safe and secure: quick lock 3in1 attachment system – strong adjustable quick buckle closure blocks leg and prevents injuries. Velcro strap allows you to quickly put on the roller skates and tighten them. Classic laces first step to adjust the foot into the shoe, ensures stability and comfort. Equipped with simple slides, adjustable straps with secure closure buckles