The reptile sucker feeder is made of high-quality plastic for durability. First fix the suction cup on a smooth surface, such as glass walls, tiles, etc., then place the charger on the suction cup and fix it. If it needs to be fixed to the wooden wall, it can be fixed with expansion pipes and screws. Scope of application: Suitable for all kinds of reptiles, such as lizards, geckos, chameleons, etc. all Products From Us Have Undergone Strict Quality Checks. if There Is Any Quality Problem Or You Are Not Satisfied With The Product contact Us. we Will Give You The Best Solution.