NEMO redefined the classic closed-cell foam sleeping pad to deliver more thickness and plush comfort in an industry-leading packed size. Switchbackfeatures hexagonal nodes, which are molded with a our dual-density Axiotomicfoam to create Hypnoelasticzones that conform to your body in a perfect balance of comfort and support. Switchbackalso leverages a metalized thermal film layer to efficiently reflect heat back to your body. Blend that with 15% more heat-trapping space, this new innovative design is able to deliver a warmer, more comfortable sleep than other pads in this category. Highly-efficient, hexagonal nesting pattern allocates more space for taller, wider nodes, providing significantly greater plushness. More precise tooling eliminates wasted space between folded layers, enabling taller nodes to nest tighter for a smaller packed size. Taller nodes create more space for uncompressed sleeping bag insulation, trapping more warmth around your body. Premium dual-density Axio