Deep Blue Marine Phone/Double Drink HolderPhone Double Drink Holder Have phones? Have friends with phones? The BH 2 Cell can help! Holds up to five phones (fits phones with waterproof cases), also can hold two drinks. Has a storage box for all the other loose items that end up everywhere. Comes with suction cups, or can be permanently mounted. Overall dimensions: 9 3 4" x 9 3 4" x 3." Box Dimensions: 4" x 4 1 4" x 3" deep and will fit everything from wallets to cameras to sunscreen, etc. 3.