SBD Belt Features The classic SBD Belt. A high quality 13mm lever belt featuring a patented gliding lever, providing the adjustability of a prong belt with the ease and tightness of a lever belt. Ideal for sizing up or down whenever you need during training sessions and competitions. Designed through collaboration with world class athletes, coaches, and health professionals. 13mm thickness and 10cm in width. Black oiled leather finish with a red suede interior. IPF approved. English hide prepared for over five months for strength and longevity. Manufactured in Great Britain.