YIYAO Window AC Insulation Kit - Foam Seal Panels for Air Conditioner, Blocks Cold & Heat Leaks, All Season Weather Stripping (Summer/Winter)

Reflective & Waterproof Design: Dual-layer aluminum foil reflects heat and sunlight while blocking moisture, maintaining ideal indoor temperatures year-round. | Premium EVA Foam: Dense, eco-friendly material provides superior insulation, dust resistance, and long-lasting durability. | Energy-Saving Comfort: Seals your space to retain cool/warm air, reduce noise by and block draftsslashing energy bills while enhancing comfort. | Custom Fit in Minutes: Universal sizing (5000-22000 BTU) with easy-cut foammeasure, trim, and install tool-free for perfect sealing. | Hassle-Free Guarantee: If you have any questions after receiving our products, please feel free to contact our customer service support, and we will give you a satisfactory solution.