Features With Cushioning Function: The universal cushion is made of sponge material, which has a cushioning function and can effectively reduce the damage to the product caused by vibration. Velcro Bottom Design: The polishing machine universal sponge cushion is a Velcro bottom design, which is more convenient for us to use. Hook and Loop Design: The sponge cushion is 5/6/8 hole design, which prevents dust from clogging your machine and is easy to clean to prolong its service life. Easy to Install: The 5-inch soft sponge cushion interface buffer pad is made of soft and durable sponge, easy to use and flexible, with shockproof and noise reduction, easy to install. Scope of Application: There are 3 kinds of sponge cushions for you to choose to meet your different needs. Especially suitable for pneumatic and electric self-cleaning polishers and grinders. Features: 1.Sponge material, with buffering function, can effectively reduce the damage of vibration to the product. 2.Shake-proof and noise reduction, easy to install. 3.Magic adhesive patch bottom, convenient to use. 4.3 types of cushion pad for your choice, meet your different needs. 5.Especially suitable for pneumatic and electric type of self-cleaning polishing machine and grinding machine. Specification: Material: Sponge Weight: Approx. 15g/0.5oz Diameter: 125mm/4.9inch Thickness: 12mm/0.5inch Hole Quantity: 5 holes, 6 holes, 8 holes (Optional)  Package List: 1 x Soft Sponge Pad Package List