Advantages of PP Bulk Bag: 1,100% virgin polypropylene material;2,Bulk bags are strong, puncture & tear resistant;3,Bulk bags are resistant to moisture if they are laminated with PE film;4,Bulk bags are 100% recyclable, that is to say, they can be used many times;5,Bulk bags are resistant to oil and grease;6,UV treated or non-UV treated availale