Vents: XS: 6 air vents    S: 8 air vents  

Weight: XS:160g S:210g

Material:Black EPS+PVC Shell

Technology: Out-Mould / Glue on

Retension system: Head Lock(adjustor)

Comfortable and Removable Liner

Colors and Patterns Could be Designed According to Customer’s need.

Size:XS:48-52CM,  S:48-54CM   for kids