<!--ProdInc[170094636]/Mall:[rei_US]--> Hybrid design combines a self-inflating, insulated-foam center panel with large insulated air rails outside to keep you from rolling off Contoured side rails provide support and comfort, ergonomically shaped to fit your body and maximize sleeping comfort Cross-cored foam insulation is lightweight, compressible and stable Quick-closing, high-flow valves Durable 75-denier polyester top has an embossed nonslip surface; 75-denier polyester bottom resists wear; all seams are welded Tapered mummy shape reduces weight and packed size This pad has an R-value of 4.2, which makes it best for adventures in cold weather; it provides considerable insulation from ground temperature Most sleeping pads we sell range from 1.0 (good for warm weather) to 5.5+ (for use in extreme cold); the higher the R-value, the more insulated the pad R-value tested according to the ASTM F3340 standard Stuff sack included REI is Climate Neutral Certified; as we work to actively reduce our footprint, we measure annual carbon emissions and purchase an equivalent amount of verified carbon creditsImported. Technical specs <table border=1 cellpadding=5 style=''border-collapse: collapse;''><!--[--><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Best Use</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Backpacking</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Sleeping Pad Type</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Self-inflating</p <a href=''https://www.rei.com/product/216364/rei-co-op-airrail-plus-sleeping-pad'' target=_blank><img src=''https://www.antpop.co.kr/antMain/AntImgView?CustID=jellymom2&MallKind=US&MallID=rei&ProdInc=170094636&MallIDEncodeYes=0&SiteName=PostSelf'' width=''100px'' height=''20px'' border=0></a>
<!--ProdInc[170094636]/Mall:[rei_US]--> Hybrid design combines a self-inflating, insulated-foam center panel with large insulated air rails outside to keep you from rolling off Contoured side rails provide support and comfort, ergonomically shaped to fit your body and maximize sleeping comfort Cross-cored foam insulation is lightweight, compressible and stable Quick-closing, high-flow valves Durable 75-denier polyester top has an embossed nonslip surface; 75-denier polyester bottom resists wear; all seams are welded Tapered mummy shape reduces weight and packed size This pad has an R-value of 4.2, which makes it best for adventures in cold weather; it provides considerable insulation from ground temperature Most sleeping pads we sell range from 1.0 (good for warm weather) to 5.5+ (for use in extreme cold); the higher the R-value, the more insulated the pad R-value tested according to the ASTM F3340 standard Stuff sack included REI is Climate Neutral Certified; as we work to actively reduce our footprint, we measure annual carbon emissions and purchase an equivalent amount of verified carbon creditsImported. Technical specs <table border=1 cellpadding=5 style=''border-collapse: collapse;''><!--[--><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Best Use</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Backpacking</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Sleeping Pad Type</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Self-inflating</p <a href=''https://www.rei.com/product/216364/rei-co-op-airrail-plus-sleeping-pad'' target=_blank><img src=''https://www.antpop.co.kr/antMain/AntImgView?CustID=jellymom2&MallKind=US&MallID=rei&ProdInc=170094636&MallIDEncodeYes=0&SiteName=PostSelf'' width=''100px'' height=''20px'' border=0></a>