Toddler Kids Bike Helmet,3D Dinosaur Helmets for Boys Girls Infant/Baby to Children 1/2/3/4/5/6/7/8 Years Old Lightweight Adjustable Multi-Sports Bicycle Scooter Skateboard Skating Cycling

DURABLE-The surface smooth PC Shell and shock-absorbing EPS inner shell,In-Mold unibody technology,making the helmet safer and more durable

ULTRA LIGHTWEIGHT & VENTILATION- 8 individual air vents,Lightweight kids bike helmet provides maximum ventilation for hot summer rides

PERFECT FIT-Super lightweight 270g(0.6lb), One Size:Unisize Adjustable 48-54 cm / 18.9"-21.3",Head Width: 6.5",Ergonomic interior padding is comfortable and secure

ADJUSTABILITY & GETTING A SNUG FITA- Adjustable fit dial,360 degree internal removable padding system allow the kids helmet to conform to heads of many sizes, helping the toddler helmet stay in place and better protect the child

UNIQUE DESIGN-Unique 3D cartoon cute animal design,exercise the children understand animals and 3D imagination, have a fun time

COMPLIANCE-Complies with U.S. Consumer Product Safety Commission Safety Standard for Bicycle Helmets for Persons.And ASTM 1447, providing reliable and effective protection in cycling, outdoor skateboarding, roller skating, scooters and other sports