Hollis Gaiters help limit airflow to the feet when drysuit diving. They reduce drag, can help improve trim and provide drysuit divers extra comfort. Connstructed of rugged 1680 Denier Ballistic Nylon with three inch loop velcro to hold the gaiter firmly in place. Unlike gaiters with nylon straps, the gaiter stays put and does not constrict calf muscles. Four sizes are available for optimal fit. Low profile provides easy donning and doffing, even with cold, frozen fingers.