DescriptionMaterial Uses 170G top grade polyethylene material in the field, all stitching thread is 100 waterproofFunction Protects your spa from dirt, dust, rain, hail, bird droppings, etc.Locking system With adjustable wind belt to tighten the cover to prevent it from blowing off during strong winds and severe weather.Warming tip this cover should not be used alone without an insulated hard cover underneath it.Etra installation door design Makes it very easy for the customer to install it and get the cover tightened. Ideal for use on the hard cover of the hot tub.About Shipping All items will be shipped within 3 business days after payment is received. Most of the time, you will receive them within 812 days. The specific delivery time depends on the circumstances. If you have any questions, please feel free to contact us.During the shopping process, if you have any questions, please feel free to contact us, we will reply you within 24 hours, wish you a pleasant shoppingThank you for your cooperation and we will make you feel satisfied.When shopping, pay attention to the size and dimensions of the product to ensure it meets your needs. In the title and we have provided detailed information about the product, including its features and specificationsWe want you to be completely satisfied with your purchase, so if you have any questions or concerns, please dont hesitate to contact us. We are here to help and will do our best to assist you.Thank you for choosing our product. We hope you like it