Product details: Material: plastic. Size: as shown in the picture. Shipping contents: 2 reptile food bowls. 2 suction cups. It should be noted that in order to achieve the best adsorption effect, the steps to install the suction cup feeding bar are followed: Installation program: STEP 1: Separate the four parts, use water and a cloth to clean the surface of the soft pads that come into contact with the glass, as well as the glass, clean it thoroughly, make sure it is free of dust and other contaminants. STEP 2: Place the Softpad in the desired position and press with your hand. STEP 3: Place the hard cover and press with your hand. STEP 4: Tighten the nut and screw it tightly. On the front of the suction cup there is a button to release or increase the suction power on the glass. STEP 5: Gently press the feeder onto the screw cap to complete the final installation. STEP 6: Ready! Try now how strong it is! Wide applications: reptile food and water bowl is a perfect worm or water bowl for geckos and other small reptiles such as gecko, centipede, lizards, chameleons, iguanas, etc. Tips: 1. Please soak the suction cup in warm water for a few minutes and clean the suction cup for better results. 2. Reptiles do not need more than 20 types of insects in their food, so do not add too many of them to the container. Otherwise, it will be wasteful and small insects will stack up to cross the edge of the container. 3. On the front of the suction cup there is a button to release or increase the suction force on the glass. Install it according to the schematic representation.