Sentinel LTD Race Chest Protector. In the heat of battle, roost deflection is the name of the game, and Thor's new Sentinel LTD Chest Protector is all about Player One. This new low-profile and lightweight design features plentiful ventilation for maximum airflow, a molded comfort liner, and dynamic adjustability at the shoulders and waistline for a secure, tailored fit. Designed to be worn either under or over the jersey, the Sentinel LTD looks just as good as it performs. Press-Fit molded and sweat-wicking Y-Strap back. Lightweight low-profile front panel. Press-Fit molded and ventilated comfort liner system. Abundantly placed ventilation ports for maximum cooling. Adjustable elastic closure with ratcheting buckle. Adjustable shoulder straps and adjustable / removable shoulder pads allows the rider a custom fit and feel. Fits most riders 120-185 pounds (54-113 kg).