non-plastic       
adjective [ before noun ] (also nonplastic) uk/ˌnɒnˈplæs.tɪk/ us/ˌnɑːnˈplæs.tɪk/
 非塑料的
not made of plastic
  We will deliver the paper to your home in a non-plastic covering. 我们将用无塑料包装将纸张送到您的家中。 
 After stirring, transfer the mixture to a non-plastic serving dish. 搅拌后,将混合物转移到非塑料盘中。 
 - More examples
 - All of our products come in non-plastic packaging and have not been tested on animals.
 - Start by beating together six egg whites in a large, non-plastic bowl.
 - You can get non-plastic strainers made of bamboo or cane.
 - Vegans can find it hard to find a non-plastic alternative to leather shoes.