1. Imported material, absolutely waterproof 2. Good sealing, sound quality assurance 3. Easy to install, improve efficiency 4. Foldable, effectively preventing foreign matter from entering the speaker, affecting the life and sound quality of the speaker, high and low temperature resistance (-40 Celsius-230 Celsius), strong flame retardant and corrosion resistance Name: Imported soft silicone waterproof cover Color: red Material: silica gel Package Contents: 4 x speaker pad Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.