The MT500 Protector Undershorts II, made by Endura, are designed for a secure fit and durability. They are made from nylon Lycra® fabric, which provides a comfortable and flexible feel while still maintaining strength. These undershorts feature high shock absorption D3O® inserts in critical areas such as the hips, lower leg, and tailbone. The 500 Series Mountain pad, made from stretch antibacterial material and highly breathable reticulated foam, adds extra comfort and support during long rides. All seams are flat locked, enhancing toughness and overall comfort. The seamless front crotch design prevents any irritation or discomfort. The undershorts also have a jacquard soft touch waistband and hem gripper, ensuring a secure fit and preventing any movement while riding. The Clickfast system allows you to easily attach compatible Endura shorts, enhancing versatility and functionality. Endura is confident in the quality of their product, offering a 90-day satisfaction guarantee. These MT500 Protector Undershorts II are a must-have for any avid mountain biker seeking ultimate comfort and protection while out on the trails.