Hey￡? come on! What we particularly recommend you is this New High-quality CO2 Diffuser White which will not let you down! Made of high-quality material and with fine workmanship￡? this CO2 diffuser is rather practical and durable in use. Suitable for fish bowl and fish tank￡? it could effectively diffuser the CO2￡? which could ensure the vitality of fish. Besides￡? with small size and light wieght￡? this CO2 diffuser is very easy to install and use. Never miss it!<br>Here￡? you can find high quality Sucker.Opening design￡? simple and cute style may make you feel good. Moreover￡? made of rubber￡? durable material makes it very easy to suck tightly. You can use it to hold the heating rod￡? the oxygen hose or any other aquarium equipments. What are you waiting for? Just buy it!                                    Features            New and never usedMade of high quality material￡? durable in usePractical and convenient to useSuitable for fish bowl and fish tankReusable and easy to keep cleanCombined with a cupula￡? easy to install                                                            Specifications            Co2 Nano Glass Diffuser For Plant Aquarium TankMaterial    Plastic    <br>Color    White    <br>Diameter    Big Hole: 0.79in / 2.0cm<br>Small Hole: 0.14in / 0.35cm    <br>Dimensions    (2.68 x 1.18)" / (6.8 x 3.0)cm (L x W)    <br>Weight    0.42 oz / 12 g    <br>Transparent Round Soft Rubber Sucker For AquariumMaterial    Rubber    <br>Diameter    2 cm / 0.79"    <br>Height    1.5 cm / 0.59"    <br>Color    Transparent    <br>                                                            Package Includes            1 x CO2 Diffuser2 x Transparent Round Soft Rubber Sucker For Aquarium