- Includes 3, 9-in x 12-in (23cm x 30cm) paintable low-tack adhesive-backed film - See how your color looks before you paint - Paint with your sample roller, wait until it's dry to the touch and paint a second coat; place on your wall once the decal is completely dry - No need to sand and prime to test areas - Can be used with any color and any brand of paint samplesSPOT ON