Size: Width x Height (actual design， stencil sheet will be slightly larger). Made out of Synthetic Stencil Board 10 mil， 0.010" thick， semi-rigid coated polyethylene stencil material. Great for marking and stenciling throughout a wide range of applications. Stencil will be shipped attached to a backing sheet for protection， stencil will need to be carefully peeled off the backing sheet before use.