Staytion Combination Suction Kit - Thetford 36700 [VERSATILITY]: Designed to be used in RVs and boats, Staytion Combination Suction Kit can even be used at home [UTILITY]: Perfect for holding soap bottles, sponges, utensils, toothbrushes, bar soaps, shower heads, towels, and others [FUNCTIONALITY]: Strong and easy to use, the suction cups sticks to any smooth, non-porous surface and holds up to 20 pounds (9.1 kg) [CONVENIENCE]: Easy to install and take down, the Staytions can be installed without adhesives or screws [SECURE]: Patented Red Line warning system: if the Staytion begins to lose suction, simply push the button and it's secure