Dynamax Sports Pro Softball Screen nets are made pillowcase style in the durable #36 Twisted Knotted Nylon netting. The pillowcase style allows you to easily slip the netting over the frame for a quick setup or breakdown. The frame is galvanized steel with a powder coated finish for extra strength and durability. Each part is securely fastened together with the included nuts and bolts for a sturdier connection than push pin connections.