Thank you for viewing. [Waterproof Sealant/Air Sealant] Size: Cross-section 10mm x 10mm Length 3m Quantity: 42 sets * This is a new, unopened item, but it is surplus from a construction site and has been stored for a long time, so there may be some minor deformation. * I am selling this as an individual, so I do not issue receipts. Please purchase this item if you understand the above. If you are concerned about the quality or are a perfectionist, please consider carefully to avoid any problems. Thank you for looking.