Wall Corner Protector Edge Guard - Peel and Stick Self-Adhesive Wall Trim Mou...

Wall Corner Protector Edge Guard - Peel and Stick Self-Adhesive Wall Trim Moulding, Inside & Outside Corner Molding Trim Caulk Strip for Wall Edge, Ceiling, Countertop – Clear, 1.18INx6FT. MPN: Wall Corner Protector Edge Guard.

eBay