Our grass feeder is made of plastic, and it is safe and non-toxic. The grass feeder is designed for rabbit, rat,and pig to eat grass or hay. It is a very useful and durable grass rack foryour pet. Features High quality plasticmaterial, safe, healthy and non-toxic. Differentcolor of the grass feeder, fashionable and beautiful, you can choose whatyou like. Easy toinstall and disassemble, easy to use the grass feeder for rabbit . The grassfeeder can be installed out of the animal cage, which don't occupy the space. Washable andreusable: the grass feeder can be washed and use repeatedly, and durablefor long time use . Specifications: Condition: 100% Brand New Material: PP Color:Pink, Blue, Green(Optional) Size: approx. 25*15.7*7cm/ 9.84*6.18*2.75in Weight: approx. 116g/ 4.09oz PackageList: 1* Grass Feeder Notes: 1. Please allow 0-2cm error due to themanual measurement. Thanks for your understanding. 2. Monitors are not calibrated same,item color displayed in photos may be showing slightly different from the realobject. Please take the real one as standard.