Black Polyurethane Foam, Thickness 10mm, 155x165x10mm Size: 155x165x10mm Material: Polyurethane foam, black Waterproof, airtight, shock-absorbing, resilient Double-sided tape on the back It has excellent waterproof and airtight properties, and is also soft and resilient. Please use it for packing materials, cushioning materials for shock absorption, etc. Also, since the entire back surface is covered with double-sided tape, it can be easily attached to various places. Can be used for crafts and DIY projects. Shipped via Yu-Packet Post Mini. If you have any questions or would like to change the number of pieces (available in units of 10 or 100), please feel free to contact us via message.