YT-1Boat Drink Holder for YETI Rambler - Single Holder By popular demand! Single and dual cup holders for the popular YETI Rambler. Predrilled for suction cups on the bottom and back, or easily screw-mounted. Constructed of Starboard for a lifetime of use. Features: Made To Fit The YETI Rambler 100% Starboard Construction Suction Cup Or Screw Mount Horizontal or Vertical Mount Lifetime Warranty Specifications: Measures: Single - 4 3/4" x 5" x 5 1/4" tall