Black soundproofing material with sound absorption properties, approximately 5cm x 7.3cm in size, set of 10 pieces. Double-sided tape on the back (the right side of the photo shows the back with double-sided tape attached). - Color: Black - Material: EP sponge - Size: Approximately 5cm x 7.3cm x 2mm, hardness 7° (soft) - Vibration damping material, insulation material, sound absorption material, cushioning material, heat retaining material, anti-slip Stick it on the back of your cell phone to prevent slipping!! Soft and easy to cut with scissors!! Although new and unused, these are scraps. Will be shipped in simple packaging (using recycled materials). Shipping only on weekdays. Thank you for viewing.