Conceived based on the popularity of the AirFlow-Lite™ belt, this fully-breathable belt has an expandable integrated airflow pack for any training and race-day essentials and includes two 10.5 oz Snapflask™ bottles that are removable and attach to any 1.5" and 2" strap. Integrated XL AirFlow™ pack holds all your training and race day needs with two or four 10.5 oz. clip-on Hydraform Xtech™ bottles make the RunLite™ model belts and packs all you need to stay hydrated. Fully adjustable 1.5" webbing belt with Grypton™ hip-hugging belt features provides on-the-run stay in place stability with low profile buckle Lengthy zippered compartment fits large phones, keys, cards, and more Breathable AirFlow™ mesh circulates air between your back and the pack eliminating sweaty hot-spots Xtech™ modules can be positioned vertically or horizontally anywhere on the belt or removed/added