The Ultimate Direction Fastpack 25 is a versatile companion for all your outdoor adventures. Whether you're running, hiking, biking, or skiing, this pack has got you covered. It features a patented InfiKnit harness with a seamless back-panel and shoulder-strap system, which eliminates abrasion and discomfort. The roll-top closure can expand or contract to secure different amounts of gear. There are large external stretch pockets for quick access to essentials, and a big front storage area for water, phone, maps, glasses, or food. Plus, it qualifies as a 'Personal Item' under carry-on rules. Sizing Guide: Small - Medium 66 - 112cm, Med - Large 76 - 127cm. Measure while wearing the clothes you plan to wear. A fully loaded pack will fit a bit smaller. It has unisex sizing.

Using the Ultimate Direction Fastpack 25 is easy. First, adjust the shoulder straps to fit comfortably. You can expand or contract the roll - top closure depending on how much stuff you're carrying. Use the large external stretch pockets for things you need to grab quickly, like energy bars. Put your water, phone, maps, glasses in the front storage area. When it comes to sizing, make sure to measure while wearing the clothes you'll have on during your activity. Remember, a pack full of gear will fit smaller. For maintenance, clean it regularly with a mild soap and water. Let it dry completely before storing it. Keep it in a cool, dry place to ensure its longevity.