Batting cages are constructed of heavy synthetic HDPE fiber which is extruded with a Permanent Black Color and with very important Sunlight &U.V. Inhibitors throughout each filament.Our netting is manufactured using extremely high abrasion resistant twisted knotted netting the strongest form of netting in commercial use. What makes our netting better. Permanent Black Color and 100% waterproof. Size - 55 x 14 x 14 ft. high