Big Agnes Divide Insulated Sleeping Pad - A light and compact insulated pad with a smooth and stable sleeping surface of vertical baffles, made using sustainably-sourced materials. Stay warm with an insulation system featuring THERMOLITE, along with heat reflective film for maximum efficiency. Lightweight warmth, comfort, and reliability at an awesome value! Features R-Value: 4, great for three-season use 3.25in thick pad with 3.50in larger outer chambers keep you comfortably cradled in the middle of the pad THERMOLITE Insulation working with a heat reflective film traps body heat and reflects it back at you to prevent heat loss Proprietary minimalist I-Beam construction reduces weight and provides consistent stability and comfort Built-in advanced heat reflective technology for insulation without weight Recycled lightweight nylon ripstop for backcountry reliability Aviation-grade TPU lamination technology provides ultimate weld strength and durability Antimicrobial treatment inside the pad prevents microorganism growth Individually inflated and tested at Big Agnes' factory ensuring 100 percent quality performance High-volume dual valve allows for efficient and easy inflation, super-fast deflation, and micro adjustments When sleeping on frozen ground or snow Big Agnes recommends adding a closed cell foam pad Includes: pad inflation sack, protective storage sack, replacement valve seal, and 3M repair patches