The first thing you notice when you pick one of these up is how light they are

Weight: 530 grams

Length: 144mm

The Works Components 1

Dimensions: 25 x 18 x 8cm

TLD D4 Polyacrylite MIPS Helmet - XL/2XL - Shadow Black Do Not Ship Internationally The first thing you noticeD4. Redefining everything The reigning king of full face helmets, the D4 range expands with a Polyacrylite model packing the same safety and comfort features as the premium carbon and composite models into a price conscious shell. Details make the D4 the most coveted full face in mountain biking, including Mips C2 brain protection, an air intake system for ventilation, and an unmatched anatomical fit. This helmet is designed and intended exclusively