... -10cm PLA Biodegradable Plastic Coffee Cup Cover1) Available to cover cup, bowl, etc..2) Transparent Cover is used PLA materialA. PLA is from ... & Incinerated. D. Only PLA,PHA,PBS is really 100% Biodegradable.The resin, known as polylactic acid (PLA), will be formed into ... ) with over 20 year experience, specializing in making Biodegradable products such as PLA, PET, PP, PS food package, food container, ...