Materials:
* Shell Material: ABS plastic with a polyurethane sub-shell
* Liner Material: Removable, replaceable padded liner

Features:
* A multi-impact shell combines with an EVA foam liner and a polyurethane sub-shell to effectively dissipate impacts
* The Interconnect Retention System securely holds the helmet in place under hydraulic forces. As the force of the water pushes the helmet back, the interconnect system self-adjusts to hold the helmet firmly in place
* A plush, breathable liner compresses and conforms for a secure, comfortable fit
* Easily remove the liner to dry out, wash or replace
* Adjustable O-Brace Harness conforms to the back of the head to help keep the helmet safely positioned
* Vented shell keeps you cooler and lets water drain

Specs:
* Weight: Size M/L 1.45 lbs / 657.8 g
* Certification: CE EN 1385
* Vented: Yes
* Adjustment: Interconnect Retention System
* Ear Coverage: No
* 3 ventilation/drain holes

Sizes:
S/M: Head Circ. 53 - 56 cm / 20.9 - 22 in
M/L: Head Circ. 56 - 59 cm / 22 - 23.2 in
L/XL: Head Circ. 59 - 62 cm / 23.2 - 24.4 in