GIRO QUARTER BMX SKATE BIKE HELMET BACK IN STOCK Dezember 9, 2020Dezember 9, 2020 Thomas BMX, Cycling, Fixed, Shop, Skate THE LIFE OF A SKATE-STYLE DIRT HELMET IS A HARD ONE. THE QUARTER™ HELMET IS DURABLE AND HAS A POLYURETHANE BUMPER TO HANDLE THE WEAR AND TEAR THAT COMES WITH RIDING TRAILS OR THE SKATE PARK.