COE® Tray Adhesive and COE® Tray Adhesive Thinner can be used with COE-FLEX® and OMNIFLEX™ all-purpose rubber base impression materials. COE-FLEX® is used for inlays, crowns, bridges, full and partial dentures, rebasing and relining. OMNIFLEX™ is for crowns, bridges, inlays and temporary denture relines.