The heavy-duty structural steel frame is 2.3 mm and won’t dent no matter how many shots you throw at it, even on 100 MPH howitzers! And the premium 8-ply weather resistant netting’s the same. It’s made with a patent-pending design that strings the netting to the posts around a bungee system to increase lifespan!FEATURES: HockeyShot's most durable goal net yet! Handles shots of up to 100 MPH without denting posts or breaking netting Heavy-duty 2.3 mm goal frame construction Official regulation size 6' x 4' opening and 31” deep (80 Pounds) Powder-coated red and white gives a professional finish Patent-pending bungee system will make the netting last much longer Durable, UV protected, 8-ply weather resistant polyester netting Patent-pending bungee system 1-year warranty