Articulated Thermoplastic Rubber (TPR) panels, multi-layered construction, and adjustability provide support where needed while allowing optimal mobility Perforated biofoam and airprene chassis optimizes ventilation and keeps body cooled Dual-pull elastic support straps and hook and loop to accommodate each rider's unique build Kidney support for the lower back and posture Ergonomic design contours around the body Perforated hook and loop belt Moisture-wicking interior with padding. BELT GUARDIAN BK SM/MD