The only Chiseled slate edge on the market. Tru Impressions counter top edge forms from Walttools give you the best edge, period. This particular form was designed to fit perfectly in the basic Z Form countertop edging. High quality, fully flexible form used for concrete countertops, pool copings or step overhangs. 8 in length and 2 1/4" tall. They can easily be joined for continuous run, used for tight radius needs, and are nearly indestructible. Can easily be formed at 90 degrees, try that with foam. Standard profile, up to 1/2".