MB-1 Single Cup Holder with StorageThe MB-1 polymer drink holder is designed for horizontal surfaces and includes a convenient storage box (5 x 3 1/2 x 2 1/2 deep) for items like cell phones, keys, tackle, fishing gear, etc. The drink holder fits all insulated "Coozie" type drinks and handled mugs. Measures approximately 10" X 4 7/8" x 3 1/2 tall. Features: 100% Starboard Construction Convenient Storage Box Works on Port or Starboard Sides Suction Cups Included Lifetime Warranty