◆ Thank you for viewing! In the unlikely event of an initial defect, we will respond. ◆ Shipping to Hokkaido, Okinawa, and remote islands will incur separate postage fees. Please comment in the comment section if you are eligible. ◆ Product Description Size: Diameter 38mm x Length 12m (Thickness 38mm) Sturdy Construction - Designed with three ropes braided together and made of durable polyester dacron, it boasts high tensile strength and will not break. With lengths ranging from 9m to 15m, the regular type allows for sufficient load adjustment, making it satisfying for both beginners and advanced users for effective training. Designed to withstand harsh usage conditions. Easy to set up, simply attach to a post or weight and swing for an effective workout.