Crafter's Choice Tray 12 Rectangles Silicone Mold 1701 This silicone tray mold is wonderful for MP, CP, HP, and CPOP soap projects. Pour twelve bars at once to save time! It also has grooves to ease in cutting straight bars once the soap has hardened. Helpful Product Information: Style: TrayAvg. Bar Weight: 7 oz Bar Cavities: 12Bar Depth: 1.25" Bar Length: 3.25"Bar Width: 2.5" Max Temperature: 500ºFMold Capacity (oz): 84 Silicone.