Will NOT stick to a synthetic stock!! Customize your gun with what other than your own personal monogram! Can be used on windows, walls, coolers, candles, laptops, and much, much more. Very easy to apply and easier to remove. Vinyl is removable but not reusable. Measurements are available in 3-6". Measurements of decals are based on the shape of decal - will not be exactly 3x3" square, but 3" of longest/widest part of decal.