Red Hound Auto Stainless Steel Adjustable Folding Drink Holder - Marine/Boat/RV/Truck ONE folding drink holder with mounting hardware Installed Height: 4in. || Width: 3-7/8in. || Depth: 3/4in. Expandable arms to handle various drink sizes. Durable marine grade stainless steel that will hold up in the toughest condition Equipped with silicone mouldings on the retainer arms, and foam coaster on the inside of the drink holder, to reduce noise and prevent drink container from sliding.