ST-4 Size: 4" Features: -Number and letter stencil.-Blister carded.-Heavy duty.-Water resistant.-Reusable.-Carded. Includes: -Includes numbers 0 9, letters a to z, symbols, extra a, e, o, r, and s. Dimensions: -1" Number and letter stencil dimensions: 0.09" H x 4" W x 11" D.