Thank you for viewing this item. A set of 22 industrial-use cardboard tubes, suitable for various purposes. - Quantity: 22 tubes - Size: Approximately 6cm in diameter, 51.5cm in length Very sturdy. Each tube can withstand a load of 80 kilograms. It's so sturdy that it's difficult to cut with scissors or a utility knife. Weight: 430g to 500g per tube Thank you for viewing.