PRODUCTS INFORMATION GLAF kids bike helmet great for children kids multiple outdoor sports.Our todder and kids Integrated helmet including EPS foam,lightweight and sturdy,provides more safe for your kids.The kids helmets suit for cycling,bmx biking,skateboarding,inline & roller skating,scooter or kids tricycles 6 colors options（ Pink / Blue / Flowers / Black / Green / Astronaut） 2 size for toddler and kids choice：XS-S 、 Small-Medium (Depending on the kid's Head Circumference) XS-S size: 48cm - 52cm/18.1-20.0 inches. Small -Medium size: 52cm - 56cm/20.4-22.0 inches. MULTI-SPORT The kids helmet suit for multi sport cycling,bmx biking,skateboarding,inline & roller skating,scooter or kids tricycles for infant/toddler/kids REMOVABLE LINING Sponge can be removed,it can be easily washed.The breathable Sponge foam would reduce sweating during hot days Adjustable Buckle Adjust the size of the head cirumference to make the helemet more suitbale BREATHABLE AND COMFORTABLE Our kids helmet with 14 air vents and the helmets help reduce sweating and keep children,men and women feel cool even during intense body movement. Adjustable Straps Adjust the strap and side buckle when feeling too tight or too loose,and make you wear comfortably. Quick Release Buckle Help you quickly wear and unload the helmet