Upgrade Heavy Duty Frame? 10×30 commercial canopy frame is full truss construction with powder coated, durable and rustproof. The pipe diameter is 1.26” and the wall thickness is 0.03”. Intermediate support pole construction can hold up to 220 lbs on a single pole and can withstand up to level 4 wind/18 mph. PVC window design? The side wall of 10×30 Party tent is designed with PVC window, which has good light transmission, excellent waterproof performance, beautiful and practical. Excellent Waterproof performance? Waterproof pressure is 2.1Psi, the water pressure resistance is 1500mm, and the 100% waterproof 420D high-strength fabric. Intimate velcro details? At the connection of the steel frame, a strong Velcro design is used to help the tent top cloth to be stronger and enhance its waterproofness and durability. A fixed strap is designed to greatly enhance the stability of the tent. Excellent wind resistance? UPF50+, 99% UV protection. Can withstand 8m/s level-4 wind. Resistant to general outdoor wind conditions. Material: Sliver coated 420D PU polyester, Metal. Straight Leg Height: 86.6/90.5/94.5inch (adjustable legs with 3 height options). Wheeled Bag Dimensions: 64.6″ x 26″ x 9.5. Outer Pipe Wall Thickness: 32mm. Ultraviolet Light Protection: UV Protection. Water Resistance Level: Waterproof. Recommended Uses For Product: Beach, Party, Picnic, Tailgate Party, Camping, Trade Shows, Outdoor Activities. 5x Sidewalls with Window. 3x Sidewalls with Zipper. We ONLY accept the return for original package. Please make sure that item has NO man-made sabotage. Used items will not be accepted for return. You bought wrong model or wrong color. We promise to help you solve it asap, and make you feel satisfactory absolutely.