A helmet that does not have a shock-absorbing liner made of Styrofoam, and has been certified for protection in the event of a fall. The space is expanded inside the helmet, which greatly improves breathability. Color: Transparent bill gray / hat body black (matte coating); Material: ABS/PC; Test classification: for flying objects and crash protection; Dimensions: 11.0 x 8.7 x 6.1 inches (280 x 220 x 155 mm); Weight: 16.2 oz (465 g); Additional features: grooved with clear visor, vents, double layer structure; Interior: hammock.