. Supreme comfort for camping in the frontcountry. Still sleeping on your ultralight backpacking mattress while car camping? The Base Camp mattress is here to remind you of how good it can be with the exceptional comfort and convenience of a robust foam core mattress. It offers excellent self-inflating convenience, exceptional all-season warmth and the top-notch support and stability that is exclusive to our time-tested self-inflating mattress construction. Grab one and see what you've been missing. Plush Fabrics: Lighter, softer fabrics make this mattress more comfortable than ever. Thick: 2-inch (5 cm) thickness provides a high level of warmth and support. Self-Inflating: Solid foam creates a warmer and more stable Base Camp. Compressible foam core expands when unpacked for easy self-inflation. Durable: Sturdy, classic design provides an outstanding value. Specifications. • R-Value: 6. • Weight: 3 lbs 6 oz / 1.53 k. • Width: 25 in / 63 cm. • Length: 77 in / 196 cm.