CAMELBAK Octane 18X Hydration Backpack with 3L Reservoir (Black/Skydiver)

CamelBak's black/skydiver blue Octane 18X Hydration Backpack is made of ultra-light materials that make it perfect for adventure racing, trail running, off-road bike riding, or any activity where you need to move fast and cut weight. It features a BPA and BPS-free 3L Antidote reservoir with a 38" water tube that ends in the patented hands-free Big Bite drink valve, and a vertical zipper that opens to expand your cargo volume or zips up tight for a snug, low profile.