RoundTop Japan is a Hiroshima based stationery company that collaborates with many different stationery designers to bring you fun and unique washi tapes! Each roll of Space Craft gold & silver is 15mm X 10m. Sakura Gold, Ring Gold, Coin Purse Gold, Clock Silver, and Stone Silver are die-cut, but the Perfume Silver, Sunglasses Gold, and Cassette Silver are straight edge.