This is a set of 4 TANOSEE Original Double-Sided Tape 20mm x 20m (TSRH2020), with a retail price of 400 yen each. This double-sided tape is an environmentally friendly product that does not use organic solvents in its adhesive. Dimensions: Width 20mm x Length 20m Material: Base material: Non-woven fabric, Adhesive: Acrylic adhesive (non-organic solvent based) These items were in a stationery store that has closed down. They are new and unused, but there may be minor scratches, stains, and sun damage due to aging. Please understand this before purchasing. Therefore, they are being sold for about half the regular price, so please be aware of this if you are looking for a pristine item.