brand new and high quality 1Pcs Woofer Speaker Foam Speaker Pad 4-hole/8-hole Speaker Repair accessories DIY Sponge Speaker for Shell Features: Price: the price of a set, a set of 4, one speaker How to use: Fix the vibration edge of the speaker with glue. No water absorption, moisture resistance, good water resistance Antibacterial, non-toxic, tasteless, non-polluting and high tensile strength, strong toughness, good shock/buffer performance Insulation, heat insulation, cold resistance and exposure Closed cell, good sound insulation Specifications: Material: EVA Item Type:Foam Speaker for Shell Feature:, non-toxic, tasteless, non-polluting Use For:Electronic Products, Household Appliances, etc Size: 4/5/6.5/8/10/12/15/18/inch (optional) Width: 10MM thickness 5MM Detailed size reference picture Note: inches does not represent the squashed size, please purchase according to the size The glue uses white glue, you need to prepare your own, each speaker has different size and thickness, please purchase after measurement and comparison Color:Black Qualitity:1Pcs Package Included: 1x Foam Speaker for Shell Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!