2torial #0825: Learn2 Choose the Right Backpack (Continued) Check out the packs Visit a number of outdoor retailers, preferably stores with a wide selection and well-trained staff. Be certain that your salesperson is adept at measuring your torso length. Since you're an educated consumer, you've already measured your spine, but this is a good test of the sales staff. If they aren't prepared to measure your spine, they probably won't have much insight to offer. (At this point, just try the packs on; you don't have to pack them with your stuff.) Try on many, many backpacks--but keep within your price range. Be sure the salesperson knows what you intend to spend. Don't even bother with brands over your budget. Conversely, give the less glamorous brands a fair shake. Don't be dazzled by fancy four-color advertisements or celebrity endorsements.   Some brands will immediately feel better than others. Forget about the ones that don't feel good, or suit your body shape--pack fit is idiosyncratic. Similar to shoe manufacture, some excellent pack brands are simply designed for backs different than yours. And like shoes, if it's not comfortable in the store, it'll be very uncomfortable on the trail. The final arbiter of what feels right is you. Step 8