Tired of being asked for a "C"-Card when you bring your Paint Ball Cylinder in to be filled? This "Not for Scuba" Cylinder Sticker is just what you need. Large size 25.5" x 6" (64.8cm x 15.2cm) for Ease-of-Identification and will eliminate the hassle of air fills for Non-Diving Activities. Sticker is made from Durable Vinyl Material and won't Peel-Off if Wet. Adhesive Back Sticker is Red and White in Color. Sticker will fit Cylinders with 6.9" to 8.0" (17.5cm to 20.3cm)diameters.