Innovation: Wish to contribute to a better environment as well as enhance your yield? then you will certainly appreciate the 100% fully biodegradable mulch film. It is made from pha biopolymer which is totally different from traditional mulch film or oxo-degradable film. Features: 1. Produced by our ambio®, a biobased & biodegradable pha bioplastics. 2. Certified with em13432 and astm 6400. 3. Degrade by 90% within 180 days in soil 4. Eventually turn into carbon dioxide and water, not bring secondary pollution to the soil. 5. Good moisture and heat preservation properties and also help to suppress weeds Specification: 1. Cover about 667 sq.M field per roll 2. Thinckness from 8 to 25 microns 8kg/roll