Deep Blue Marine MB-2 2 Drink Holder & Storage w/Suction Cups Dimensions: 15 1/8 x 5 1/8 x 3 Details: A heavy duty drink holder/storage box designed to mount on vertical or horizontal surfaces & hold insulated cans & bottles, most bottled water containers & handled mugs. The center storage box measures approximately 3 1/2 x 5 x 3 deep & is ideal for cell phones, sunglasses, sunscreen, etc.