Our Holographic line has been tested for machine washing and drying. We recommend delicate cycle in the wash with a mild detergent. Low tumble dry and NO Iron. This is NOT HTV vinyl. Sheet size is 9 x 12 inches and rolls are 12 x 50 - 55 inches. These are approximate as everything is hand cut. We try to be as close as possible. Holographic vinyl can scratch. Holographic is bright and vibrant colors that has a holo effect. Holographic has a smooth surface with a brushed cotton backing.