The Bad Lieutenant has the guts to become standard-issue gear for progressive mercenaries on advanced maneuvers around the globe. It has proven itself worthy in pressure-packed situations and challenging conditions by Giro's elite corps of riders, who field tested this unit to lock-in the fit. Features and performance that are expected in a Giro helmet. Product Details: Earpads: Are Removable Construction: High Impact ABS-shell Certification: ASTM F2040 Weight: 20 oz. / 560g Note: Our experience is these helmets run a little big. If you're on the border buy the smaller one. Sizing Chart XS fits 20.25 to 21 in S fits 21 to 21.75 in M fits 21.75 to 22.5 in L fits 22.5 to 23 in XL fits 23 to 23.75 in XXL fits 23.75 to 24.5 in