Commercial grade 3"x3" self adhesive magnet squares. Sold in packs of 10.Please contact for discounts for bulk orders. Our magnet backing is a self-adhesive, peel-and-stick magnet. We use these magnets to put on back of wood coasters and ceramic that we sublimate. Easy to use and they are very strong.One side of magnet is sticky the other goes on refrigerator or whatever you want your magnet to apply to.For more sublimation supplies and bulk ordering go to our home web page at Bisoncoating.com.