Designed for use with your stand up paddleboard, this version of the RAM Drink Cup Holder attaches to the standard 1/4"-20 stud mount commonly found on paddleboards. Fitting a variety of cup sizes, a slot on the side even accommodates your favorite cup or mug with a handle. A drain plug at the bottom of the holder helps to prevent any buildup of residue, while hook slots on the side of the holder are perfectly placed to hold a variety of accessories.