R3 Race CollarThe R3 Race Collar easily connects to most roost deflectors to help prevent injuries to the neck area. When placed between the helmet and shoulders, the R3 Race Collar helps minimize cervical spine overstretching in the event of a fall. KEY FEATURES Easily connects directly to most chest protectors PU core and ballistic nylon outer shell Easy front entry system Removable and washable liner YOUTH AND ADULTS SIZES