Samshield Shadow Helmet FoamThe Shadow foam is closed at the forehead. Optimizes stability without compromising ventilation. Each shell can accommodate 4 to 5 foams of different sizes for a perfect fit to the rider's head. Thanks to this system, it is also possible to accommodate the growth of a young rider. The memory foam guarantees a consistent thickness over years of use. The inner foam is removable and washable at will thanks to a highly durable clip system