{"product_id":"20pcs-silicone-aquarium-suction-cups-fish-tank-tube-holder","title":"20PCS Silicone Aquarium Suction Cups – Fish Tank Tube Holder","description":"\n\u003ch2\u003e20PCS Silicone Aquarium Suction Cups – Secure Tube Holder for Fish Tanks\u003c\/h2\u003e\n\u003cp\u003eKeep your fish tank tubing, air lines, CO2 tubes, and thermometers neatly in place with these \u003cstrong\u003epremium silicone aquarium suction cups\u003c\/strong\u003e. Sold in a convenient 20-piece set, these clear suction cup holders offer a strong, reliable grip on any glass or smooth surface — making aquarium maintenance cleaner and more organized than ever.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium Silicone Construction:\u003c\/strong\u003e Made from durable, high-quality silicone that resists water, algae, and everyday wear for long-lasting performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePowerful Suction Hold:\u003c\/strong\u003e Generates a strong grip when air is fully removed or the cup is wetted before application — sticks firmly to aquarium glass and other smooth surfaces.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo Size Options:\u003c\/strong\u003e Available in \u003cstrong\u003e1.6cm (upper inner diameter)\u003c\/strong\u003e and \u003cstrong\u003e2.2cm (upper inner diameter)\u003c\/strong\u003e to fit standard 4mm (0.16 in) and 6mm (0.24 in) aquarium pipes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Simply press onto glass — no tools, no drilling, no mess. The elastic fixed clip keeps tubing securely locked in position.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Purpose Use:\u003c\/strong\u003e Ideal for aquarium air tubes, CO2 diffuser lines, non-return flap valves, thermometers, water pump tubes, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Tube Management:\u003c\/strong\u003e Freely adjust the length and direction of your tubing for a clean, customized aquarium setup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSilicone\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClear \/ White\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize Option 1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUpper inner diameter: 1.6cm \/ 0.63 in | Bottom diameter: 3cm \/ 1.2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize Option 2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUpper inner diameter: 2.2cm \/ 0.87 in | Bottom diameter: 4cm \/ 1.6 in\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Pipe Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4mm (0.16 in) \/ 6mm (0.24 in) standard aquarium tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 x Aquarium Suction Cup Holders\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eUsage Tip\u003c\/h3\u003e\n\u003cp\u003eFor the strongest hold, wet the suction cup surface before pressing it against the glass and ensure all air is expelled from beneath the cup. This maximizes the suction force and keeps your tubes firmly anchored even in high-flow tank environments.\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-extended-straw-vacuum-cleaner-aquarium-water-exchanger-simple-cleaning-tool-multi-functional\"\u003e1PC Extended Straw Vacuum Cleaner Aquarium Water Exchanger – Simple Cleaning Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-large-capacity-battery-storage-organizer-box-batteries-not-included-vintage-beer-crate-appearance-holds-30-aaa-batteries\"\u003e1PC Large Capacity Battery Storage Organizer Box\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/2-or-6pcs-wall-mounted-garbage-bag-dispenser-plastic-storage-box-organizer-for-kitchen-cabinet-pantry-shelf-and-cling-film\"\u003eWall Mounted Storage Box Organizer for Cabinet \u0026amp; Shelf\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.fws.gov\/\" target=\"_blank\" rel=\"noopener\"\u003eU.S. Fish and Wildlife Service\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What size aquarium tubing do these suction cup holders fit?\u003c\/h4\u003e\n\u003cp\u003eA: These silicone aquarium suction cups are compatible with standard 4mm (0.16 in) and 6mm (0.24 in) aquarium pipes, including air tubes, CO2 lines, and water pump tubing. Choose the 1.6cm inner diameter option for smaller tubes and the 2.2cm option for larger tubes.\u003c\/p\u003e\n\u003ch4\u003eQ: Will these suction cups stick securely to my fish tank glass?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! For the strongest adhesion, wet the suction cup before pressing it onto the glass surface and make sure all air is removed from beneath the cup. This creates a powerful vacuum seal that holds firmly even in water-filled environments.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these suction cups safe for use in aquariums with fish?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. These holders are made from premium silicone, which is free from high-concern chemicals and safe for use in freshwater and saltwater aquarium setups alongside live fish and plants.\u003c\/p\u003e\n\u003ch4\u003eQ: How many suction cups come in the set?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes \u003cstrong\u003e20 aquarium suction cup tube holders\u003c\/strong\u003e, giving you plenty of holders to organize all your tank equipment including air lines, CO2 diffusers, thermometers, and water pump tubes.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What size aquarium tubing do these suction cup holders fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These silicone aquarium suction cups are compatible with standard 4mm (0.16 in) and 6mm (0.24 in) aquarium pipes, including air tubes, CO2 lines, and water pump tubing. Choose the 1.6cm inner diameter option for smaller tubes and the 2.2cm option for larger tubes.\"}}, {\"@type\": \"Question\", \"name\": \"Will these suction cups stick securely to my fish tank glass?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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