Made of tough UV resistant black polypropylene netting! 5/8 in. x 5/8 in. mesh size. Protects cherries, berries and other fruits and vegetables from hungry birds and animals. Great for keeping animals and debris out of ponds too! 2 Sizes to choose from:rnA size roll – 7ft. x 21ft. rnB size roll – 7ft. x 100ft.