Chameleon Winter Headwear Fuelled by either a Go

Fuelled by either a Go System EN417 gas cartridge

Easy to use strap buckle allows for optimal fit

Steel O ring at each end

Wind-tunnel tested for stability at 90 km/h by the Technical University of Munich

Tri-layer moisture wicking insulated fleece ensures your face is snug

Chameleon Winter Headwear Fuelled by either a GoBLOC's Chameleon mountains sports sunglasses are perfect for extreme activities. Designed to suit tough conditions. Features: Transform to an all about town piece: Removable wind gasket Interchangeable arms for straight or malleable hooked rubber Category 4 lenses for maximum protection: Provide a darkened tint to give comfort where light may be at its brightest such as up high in the mountains or at sea Very high glare reduction 8 3% light