Waterproof Insulating Aluminum Foil Sleeping Mat Description A lightweight, durable sleeping mat designed for outdoor use and emergency situations. The mat combines doublesided aluminum foil with an EPE foam core to provide waterproofing, thermal insulation, and protection from rough ground. Key benefits Thermal insulation and heat retention: Aluminum deposition reflects heat back to the body and reduces heat loss on cold ground. Waterproof and wear resistant: Doublesided aluminum foil surface repels moisture and improves durability. Protective barrier: EPE foam core cushions and protects sleeping bags from sharp stones, roots, and branches. Lightweight and portable: Folds compactly and includes a storage bag for convenient transport and storage. Versatile use: Functions as a sleeping pad, emergency blanket, picnic mat, windshield sunshade, or heatloss barrier under a hot tub. Materials and construction Outer layers: Doublesided aluminum foil for reflective thermal properties and water resistance. Core: EPE foam for light weight, cushioning, and wear resistance. Sizes Available sizes include: 0.9m x 2m, 1.0m x 2m, 1.2m x 2m, 1.5m x 2m, 1.8m x 2m, 2.0m x 2m, 2.5m x 2m, 3.0m x 2m. The primary size referenced is 1.2m x 2m. Each comes with a storage bag. Package contents 1 x Foam mat for outdoor use 1 x Carrying pack Performance and use Waterproof and coldproof surface keeps moisture out and reduces heat loss from the ground. Heatinsulating reflective layers help retain body warmth during overnight use. Provides a protective layer between a tent floor or sleeping bag and rough terrain. Can serve as a windshield sunshade in vehicles during summer to reduce interior heat. Suitable as an insulating pad under a hot tub to help reduce heat loss in cold weather. Typical applications Camping and backpacking: Use under a sleeping bag or inside a tent to improve comfort and insulation. Emergency kit: Compact, reflective mat for shelter and thermal support in urgent situations. Outdoor leisure: Picnic mat, beach mat, or ground cover for trekking rest stops. Home and vehicle: Temporary windshield sunshade or insulating layer under outdoor equipment. Notes Manual measurement may result in a size variance of 13 mm. Product color may appear different due to monitor display settings. If you have questions about the product, contact the seller for assistance.