What is lunchbox hydration pack?

A lunchbox hydration pack is a specialized backpack designed to carry a water reservoir (also called a bladder) and provide continuous hydration to the wearer throughout the day. It typically features a straw or tube that leads from the reservoir to the wearer's mouth, allowing them to sip water without stopping or removing the pack. Additionally, lunchbox hydration packs often include compartments or pockets for storing food, snacks, and other small items needed for a day trip or outdoor adventure. They are popular among hikers, campers, and other outdoor enthusiasts who need to stay hydrated and nourished while on the go. Some lunchbox hydration packs are also designed for commuters, providing a convenient and hands-free way to carry water and snacks to work or school. They come in a variety of sizes, styles, and colors to suit different preferences and needs.