An integrated heel system ensures efficient heel retention

Cons: The solid lube technology will create slightly more drag than a regular bearing

reliable shifting action—from the larger upper pulley offset to the 12-tooth X-SYNC pulley wheels

flexibility

TF (Through Flow) Goggle ventilation allows full airflow

TLD D4 Composite MIPS Helmet - M-L - Shadow Blue Out of Stock An integrated heel system ensuresTLD has gone and done it again and added another stylish and feature packed helmet to their MTB full face line up with the D4 Composite MIPS Helmet. With a roster stacked with some of the best riders on the planet, you can be sure that the D4 has been thoroughly put through its paces to provide you with one of the most refined full face helmets ever created. Who's this item for: Riders that demand the best and will not compromise when it comes to