Stained glass cutting mat is great to catch those small bits of glass that chip off when doing stain glass art.
Solid bottom plastic grid catches any shards and is easy to slide into the garbage can to empty out.
Easy to connect together for a larger stained glass work surface, each grid measuring 12' x 12',1/2' thick.
Black soft rubber prevents glass from sliding when cutting，stainless steel ball for easy separation of cut glass.
High quality plastic with rounded and smooth surface, sturdy and durable. Package contains 1 sheets grids, 8 black soft rubber, 1 stainless steel ball.
