Polished anodized aluminum construction. To display water sports flags effectively. Designed to attach easily and fit perfectly on OEM. No drilling required. Weighs 0.9 lbs.. It is as important for you to display your flags as it is for other boaters to see it. The Airhead Watersports Wakeboard Tower Flag Holder gets easily attached on your wakeboard towers without any drilling required. It is a one-size-fits-all flag holder and can be fixed up easily on most towers with the help of its polymer collars and adhesive backed pads. This holder is made from polished and anodized billet aluminum.