Mardingtop Small Tactical Backpack,Molle Hiking Backpack

From the Amazon Listing

• Hiking Backpack：25L，This tactical backpack is made of 600D Polyeste，The buckle and zipper are all made of YKK, are a terrific companion for all your day-long or overnight hydration needs
• Compact Design：This biking backpack has a compartment and a variety of pockets, It provides ample room for your outdoor essentials including additional clothing, sports towel, maps, etc，The molle system allows you to attach other gears to the pack
• Hydration System：The main compartment has a separate water bag compartment for the hydration bladder， It includes a top hole for passing a drinking tube through, suitable for a 2L bladder，WATER BLADDER IS NOT INCLUDED
• Customizable Comfort：Adjustable sternum strap, removable hip belt, and breathable bearing system design means this molle biking backpack fits men, women of different body types
• Tactical Outdoor Gear：Frees your hands while drinking, this molle tactical hydration pack is suitable for 1–2-day cycling, mountaineering, hiking, climbing, travel, running, camping, exploring, and skiing