<!--ProdInc[170085258]/Mall:[rei_US]--> 70-liter (4,400 cu. in.) volume is ideal for 4-season, weekend, section or thru hikes where resupply points are less frequent or bulkier cold-weather gear is required 3 external Dyneema Hardline pockets add an extra line of defense around the gear you want to get to quickly without having to dig through your carefully organized pack Internal mesh hydration sleeve and tube port accommodate your hydration system; reservoir not included Roll-top closure system with side compression straps allows both vertical and horizontal compression of contents; top Y-strap compression secures your gear 4 exterior triglide buckles allow for optional pack accessory straps (not included); also has an integrated ice axe loop 0.25 in. foam back panel pad and removable, contoured aluminum stays supply comfort and load support Hardline with Dyneema shoulder straps with 0.375 in. closed-cell foam and spacer mesh enhance your comfort; has adjustable sternum strap with self-tensioning elastic Hardline with Dyneema hipbelt with 0.125 in. closed-cell rigid foam supports the weight on your hips; hipbelt pockets have #5 YKK zippers Main compartment is constructed of 100% waterproof Dyneema Composite Fabrics; proprietary seam sealing protects all side seams and lies behind all sewn-on pack featuresImported. 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=''''> <a href=''https://www.rei.com/product/151861/hyperlite-mountain-gear-southwest-70-pack?colorId=2272'' target=_blank><img src=''https://www.antpop.co.kr/antMain/AntImgView?CustID=jellymom2&MallKind=US&MallID=rei&ProdInc=170085258&MallIDEncodeYes=0&SiteName=PostSelf'' width=''100px'' height=''20px'' border=0></a>