D4 incorporates Mips® protection with an EPP chin bar and anatomical cheek pads with emergency release

Replacement visor for the GP Block helmets

Keeping you dry with an adjustable hood built to fit over your helmet

The lightest full-face helmet in its class combines MIPS (Multi-directional Impact Protection System)

Replacement visor for the Troy Lee Designs A1 helmet

Flowline Helmet Point Caper / Prune Product Style_SOLID D4 incorporates Mips® protection withDont let its casual looks fool you. Flowline quietly intertwines Troy Lee Designs dependable helmet protection and comfort features with an affordable price point. Beneath its clean, understated hood, Troy Lee Designs leans on years of helmet technology experience to crank up the performance, earning a Four Star safety rating from Virginia Tech.