Here's what other sites are saying:
The gossamer Millet Prolighter 24 pack excels at comfortably hauling your gear on 1-day mountaineering and backcountry ski adventures with minimal weight. Harness features a back panel and shoulder straps that fit snugly to your body and a removable hipbelt that moves with you while climbing or skiing. 2 zippered pockets on the adjustable lid keep important items secure and within easy reach. Compression straps streamline the load and serve as ski holders; rope holder makes this pack a great choice for climbing endeavors. Hydration pouch holds a reservoir (sold separately) for on-the-go drinking. The Millet Prolighter 24 pack is made of 210-denier double-ripstop nylon and 450-denier polyester twill.