Troy Lee Designs A1 - Allmountain helmet in Race designThe A1 helmet's reinforced polycarbonate shell with molded EPS inner shell extends over the sides and back of the head, offering ideal protection in the event of a fall. The adjustable visor is held and adjusted by anodized aluminum screws. A three-position adjustable retention system lets you fine-tune your individual fit. It can also accommodate the use of safety glasses. The one-piece inner lining is removable and washable. Its antimicrobial, breathable material ensures a dry, comfortable feel inside the helmet, even when it's hot. When the heat is on, the 8 inlets and 8 outlets allow air to circulate through the helmet and noticeably cool your head. Inmolding Inmolding is a technology that optimizes the helmet's weight, ventilation and stability. The outer shell is bonded with shock-absorbing EPS material during the manufacturing process to form a single unit. - Padding: antimicrobial, washable, preformed one-piece inner liner - Material: outer shell: 100% polycarbonate, inner shell: 100% expanded polystyrene (EPS), liner: 100% polyester - Helmet construction: In-Mold technology - Adjustment system: triple-adjustment retention system - Function: with strap adjustment system - Purpose: mountain biking - Test brand: CPSC - Weight: 320 g - Fastening system: strap with snap closure - Details: - Adjustable full-spectrum motorcycle-style visor - Weight for helmet without visor: 16.