Check the listing for details. Stone Veneer Rubber Mold for Concrete Western Quick Fit Corner Plug. Color: Beige, Condition: New. Listed at 125.95 USD. Each 20"L x 10.5"W x 2"D Corner Plug fits snugly into Stone Master Molds' Western Quick Fit Corner Molds and is sold separately, but not requiredHighly textured on the underside to create texture on the back of the concrete corner which will improve bonding when installingNo release agent necessary, saving you money, time, and clean up, as well as easy, clean release of face color pigments, unlike plastic moldsWill last for hundreds of cyclesMade in the USA Stone Master Molds' Western Quick Fit Corner Plug is useful for one step corners, but not required. Each 20"L x 10.5"W x 2"D Corner Plug will fit our Western Quick Fit Corner Molds made by Stone Master Molds. Pour the long, horizontal end of the corner mold first, place the plug on the mold, then fill the open, short end and lightly vibrate. These Corner Plugs are designed with a highly textured underside to create texture on the back of the concrete corner which will improve bonding when installing. Stone Masters' rubber molds are made from plastisol, which requires no release agent and will last for hundreds of pours. Made in the USA, both materials and labor.