Easy with an iron. Polyester tape convenient for hemming skirts and pants. White and gray have been used a little. Two black and one white are unused. - Quantity: 4 pieces - Size: Width 30mm x Length 1.5m Gray is 23 x 1.2m - Material: 100% polyester - Application: Ideal for hemming skirts and pants - Made in Japan Thank you for viewing. This tape makes hemming easy. Please refrain from purchasing if you are concerned or are sensitive to items stored for a long time at home.