JeeFree Color Gradient Adjustable Helmet for Toddler Kids Youth Boys Girls.Skateboard Bike Helmet for Multi-Sports Bicycle Scooter Inline Roller Skate Rollerblading Cycling

❤Double Adjustment: Well-attached & long-lasting adjustment dial and skin-friendly adjustable chin strap maxmize the most efficient fit and comfortable wearing.
❤Use for: This helmet might be used for plenty of occasions such as bicycling, roller skating, skateboarding, hip-hop, rafting, head turning, river rafting, expansion, and so forth.
❤Find out how to use: Before you use the helmet, please untie the buttons that connect the straps on both sides of the helmet. Depending at the size of your head, rotate the red adjustable knob at the back of the helmet and attach the button in the course of the strap
❤Application: Designed for 5+ years old youth kids toddler, girls and boys, head Circumference is 48-54cm/19.7-21.2 inches , more than ten colors to your choice.
❤Ventilation : Use of a couple of vents, special aerodynamic design and breathable foam to reduce sweating and keep staying cool. It also reduces the high body temperature caused by intense body movements.