Anchor Buoy Attwood's Anchor Buoy is constructed using premium marine grade vinyl construction for superior durability. The buoys are soft and pliable to prevent scratching and have built in UV inhibitors to guard against discoloration of the high visibility fluorescent orange. These buoys use 'MicroGuard' technology to protect from rotting, mold and mildew. * Premium marine grade vinyl * UV protection * 9' diameter * Fluorescent orange color