“Product Description Material: Acrylic Size: 2011.521 cm Color: Transparent Package Content: 1 * Hanging Bird Feeder< br />1.【 High-quality casing】 : Made of high-quality transparent acrylic material, which contains ultraviolet stabilizer, which helps maintain transparency for a long time and prevents yellowing; Weatherproof design is suitable for various weather conditions. 2.【 Extendable feed tray】: Designed with a removable feeding tray, you can store the feeding tray easily and conveniently. Easily clean the bird feeder and refill the feeder with fresh semen without having to remove the entire feeder. Simply remove the tray, fill it and push it back. in. 3.【powerful suction cup】 : The powerful suction cup can be firmly fixed on your window and can stay in place even in extreme weather conditions. it is also easy to clean. install on clear or raised windows remove elsewhere. 4.【anti mold system】- The bird feeding station is equipped with drainage holes to keep bird species dry