Window Insulation Kit for Winter 39"x63" Cold Weather Thermal Curtain with Heavy Cotton, Insulated Window Cover for Winter & Windows Draft Blocker for Winterizing Windows in Home RV Basement–Black

🌬️ Keep Out the Cold Air – Made with windproof Oxford fabric and 180g thick cotton padding, this thermal curtain creates a strong blocker against cold drafts and rain. The window insulation for winter help maintain indoor warmth, reduces extra heating costs, and saves you money.

💡Thoughtful Design – This thermal insuleted curtain features a multi-layer build with a durable, waterproof Oxford outer layer for extra wind and rain protection. The ultrasonic stitching keeps the thick cotton filling in place, locking in warmth to keep your home cozy and comfortable.

🛠️Easy Installation – Comes with strong adhesive hook-and-loop strips that stick to almost any surface. The 1.5-inch wide fastening strips ensure extra stability, keeping your window cover for wihter securely in place.

📏Perfect Fit Size – The insulated curtain size: 39" W x 63" L. Best fits windows up to 36" W x 60" L. Suitable for other winterize window smaller than this size (see size chart for guidance). Includes 2 black buclks for easy roll-up storage—no need to remove the curtain to open your window.

🪟Versatile Use – Keeps warmth in during winter and blocks heat in summer. Perfect for living rooms, bedrooms, kitchens, RVs, skylights, and more. The window insulation kit can be used alone or with your regular curtains/blinds to maintain your home’s original style while adding insulation.

Stay Warm & Save Energy This Winter Keep your home cozy with our Thermal Insulated Window Curtain, designed to block out cold drafts, reduce heating costs, and create a comfortable living space all year long. 🌬️ Cold Air Blocker – Made with durable windproof Oxford fabric and 180g thick cotton padding, this thermal curtain forms a strong barrier against chilly drafts and light rain. Stay warm indoors and cut down on extra energy bills. 💡 Smart Multi-Layer Design – The waterproof Oxford exterior resists wind and moisture, while advanced ultrasonic stitching locks the cotton filling in place to prevent shifting, ensuring long-lasting insulation and comfort. 🛠️ Easy Installation – No tools required! Strong hook-and-loop fastening strips (1.5" wide) securely attach to most window frames, keeping the curtain stable and in place throughout the season. 📏 Perfect Fit & Roll-Up Style – Curtain size: 39" W x 63" L, best for windows up to 36" W x 60" L. Includes 2 adjustable buckles for easy roll-up, so you can let light in or open your window without removing the curtain. 🪟 Year-Round Versatility – Not only for winter! This insulated curtain also blocks heat in summer, helping maintain a cooler home. Great for living rooms, bedrooms, kitchens, RVs, skylights, basements, and more. Use it alone or layer it with regular curtains and blinds for added insulation without changing your décor. ✨ Why Choose Us? ✔ Blocks cold drafts & reduces heating costs ✔ Multi-layer insulation with waterproof Oxford fabric ✔ Strong, tool-free installation ✔ Roll-up design for flexible use ✔ Works for both winter & summer comfort Upgrade your windows with this energy-saving, easy-to-use insulation curtain and enjoy a warmer winter and cooler summer—while saving money on energy bills.