These sanding sponges are made of aluminium oxide and sponge, each sanding block size is 3.9 x 2.7 x 1 inch/ 98 x 68 x 25 mm, suitable size for all kinds of small jobs, handy and useful, do a great job on cleaning effective.

Wet and dry available: the grit sanding sponge is washable and reusable, can be applied to both wet and dry use
· Range of use: the sanding blocks are good choice for polishing, suitable for wood, metal, furniture, paint, drywall.
· Convenient to clean: handy and useful, do a great job on cleaning effective, also the sponge is sturdy and is easy to grip, won't be easily tearing

Any doubt, contact with me.
Annie Tian 86-15689023600
Email: [email protected]
link:https://www.byabrasives.com/other-coated-abrasives/sanding-sponge/factory-supply-drywall-sanding-sponge.html