Styletek heavy emboossed colored foils are packaged in boxes of 500 sheets and do not require cutting or folding. All sheets are precut to 5 x 11 inches and have a pre-folded edges. Styletek foil is extra thick and slides out easy for quick no tear foiling sessions. Styletek “lock in place” foil is designed with a unique dot pattern to lock the heat transfer for better results for hair coloring and produces a no slip ultimate grip.