Chin strap held on the helmet by 4 rivets.
Adjustable nylon straps with double adjustment (adjustment triangle for front/back lengths balanced or uneven), a fast self-locking buckle (dual-lock) and an anatomically designed pad.

The nape protector is anatomically designed. Not fixed to the helmet, fixed on the harness of the chin strap to allow the ideal positioning of the helmet and ventilation of the back of the neck.
A cushion of thick foam padding covered by black PVC fabric with the GPA signature (fitted using Velcro).

Outer shell is a heat-formed injected composite with semi-rigid visor, covered with "SKIN"
GPA signature on the front.
Finish: "Skin" covering, exclusivity by GPA.
Peak: upper part covered with "Skin", lower part with a perforated skin.
Easy to clean.

Front ventilation consisting of a shaped stainless steel mesh acting as a central air vent.
Large air input creating forced ventilation inside the helmet with evacuation of the air behind.

Head liner, removable and interchangeable, consisting of ventilated independent high-tech foam pads whose repositioning facilitates upkeep of the inner part of the helmet.
This washable liner is removable and can be replaced or adapted.

Inner shell lining (inner shock-absorbing lining) is in high-tech high-density polystyrene. Anatomically designed shape to ensure the helmet's real comfort and excellent fit and stability. With cut-outs facing the air vents.
The inner shell is covered with perfored skin.