Typically there is anywhere from 3° to 15° of backward rotation required by your chainring during suspension compression resulting in pedal kickback

so will sit around the knee if not a touch lower

With 4-way stretch fabrics

” -Emil Johansson

TLD D4 Polyacrylite MIPS Helmet - M-L - Shadow Olive Ignore Wholesale Tier 1 Brand Rule Typically there is anywhere fromD4. 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