METEOR KS07 APPER CHILDREN'S CYCLING HELMET green The lightest of our children's and youth helmets. Its minimal weight doesn't burden the head or neck. It features technology that makes the shell stiffer, more impact-resistant, and lighter. Eleven vents in the AIR FLOW system efficiently ventilate the interior of the helmet. The helmet boasts enhanced aerodynamics. Technical data: Outer shell material - PVC EPS absorbent material inside Certificate - product complies with the requirements of Directive 89/686/EEC and the EN 1078 standard Helmet dimensions: Size Circuit Libra S 48 - 52 cm 200 g M 52 - 56 cm 225 g Properties: AIR FLOW system - the ventilation system guides the air flow through the holes in the helmet shell without negatively affecting its stability QUICK-RELEASE system - quick-release buckles FIT SIZE system - headlock multi-stage ring for smooth circumference adjustment Removable lining elements - it's easier to keep sweat-absorbing elements clean when they can be washed and dried efficiently Foam lining isolates the head from the shell, ensuring comfort. It also provides a secure fit. Plus SKATE - a helmet model designed for cycling, inline skating, roller skating and skateboarding.