[Multipack Offering - PACK OF 2] Zoo Med Turtle Dock Suction Cups keep your Turtle Dock anchored securely to the side of your turtle tank making sure that the little guy s floating perch doesn t come loose or change position. Replacement suction cups for the Zoo Med Turtle Dock Fits all Turtle Dock sizes 4 cups keep Turtle Dock securely attached to side of tank Moisten suction cups before attaching for the best seal.