One piece design to wrap around event site. Heavy Duty 1-7/8 inch square mesh with black weather-protective coating.This net is designed to provide protection around track and field event sites. Metal rings can be placed on the top border at designated intervals to assist in hanging. The nets are made of #30 heavy-duty nylon netting with a 1-7/8 inch square mesh, are bordered with a 5/16 in. twisted black polypropylene rope. Frames for hanging are not included. Call for a price quotation if you need a net with dimensions different from those shown below.