ABOUT THE PRODUCT 1. In winter, prevents outdoor wind and snow from entering, helping to keep the room warm. In summer, helps retain cool air from air conditioning, maintaining a comfortable indoor temperature. Additionally, it blocks mosquitoes and cooking fumes. 2. Waterproof, durable, and washable. Comes with all necessary accessories for easy installation on door frames. Suitable for use on indoor and outdoor doors and windows, including areas such as kitchens, offices, shops, and terraces. FRIENDLY REMINDERS Our product is . If there is any slight odor, please ventilate it for a short period. Shipping: All items will be shipped within 3 business days after payment is received. Delivery typically takes 812 days, depending on location. For any questions, please . During your shopping experience, if you have any inquiries, feel free to reach out. We will respond within 24 hours. Thank you for your support and we wish you a pleasant shopping experience.