At Amazon, clip the on-page coupon to get this 3.1″ Self-Inflating Camping Sleeping Pad for $36. It’s the best price we’ve seen for this camping pad. Shipping is free. It features a 9.5 R-value for cold-weather insulation, a built-in pillow, and a 3″ memory foam core that self-inflates in about 30 seconds. Buy Now at Amazon