HIGH QUALITY: Our glass suction cups handle body constructed with Aluminum alloy, very strong and durable the suction pads constructed Natural rubber. | USAGE: This suction cup can be use for fix gapped laminate floors as floor gap fixer, in bath for safety, using as use as tile suction cup lifter, rail when showing, wake shaper, and moving heavy glass wall, aquarium. | CUPS SPECIFICATION: The diameter of Cups is 4-2/3inch ,the Suction Pad thickness is 7mm.And glass suction cups maximum lifting weight is 200lbs. | ABOUT STORAGE: When you use the suction cup, you should store the cup in clean, dry condition. And pay attention to moisture, sun protection. | If you have any questions about product quality or dissatisfaction, you can contact us. You can invent more usages by yourself and share your idea on Amazon to us.