Non-Adhesive - No Hook & Loop either. Aluminum Oxide Abrasive with X weight Cloth Backing. Open Coat Sanding Disc for long life without loading. Made in the USA from imported K35 abrasive material. 5 Disc Pack usually ships in 1 - 3 business days.
You must stick it to the sander. This is an excellent abrasive for woodworking.Particularly softwoods where loading is a problem.