The Leatt 4.5 neck brace, with 2-way thoracic adjustability for great fit. A composite matrix platform offers not only strength but also a very lightweight neck brace you won’t know your wearing. Leatt s neck braces are designed to transfer potential injury producing forces away from the neck during an impact, to other body parts in a safe & efficient manner, thereby reducing your risk of a neck injury. Feel protected & ride with complete confidence. Features Engineered collarbone cut-out to keep your helmet rim away from your most fragile bones Optimal helmet rim striking platform is designed to redistribute neck forces & provides the helmet with freedom of movement Core Flex split rear folding thoracic strut is designed to work with the body’s natural movements for a more comfortable fit & break away before applying excessive pressure to the back Two-way adjustability for the rear to ensure a great fit Composite matrix platform allows for efficient reduction in neck forces Sculptured, . ..