1.COMPATIBLE HEAD CIRCUMFERENCE --- for 3-8 years old kids(48cm-52cm / 18.9"-21") .Note:Please according to head circumference to choose.
2.7-in-1 KIDS PROTECTIVE GEAR SET-- 1*Helmet /2*Elbow pads/2*knee pads /2*wrist guards ,7pcs Protective Gear set, bring you all-round and perfect protection while doing sports.
3.HIGH QUALITY and COMFORTABLE MATERIALS-- Made of premium ABS ,breathable sponge, not only are breathable comfortable ,but also protective, perfect gift for kids.
4.Multiple adjustable elastic straps and velcro closures fit for various knee circumference.
5.WIDE APPLICATION--Compatible for many sports,such as scooter, skateboard, bicycle, roller.