The Mini Mule 1.5L Backpack is a compact hydration pack designed for biking, hiking, and outdoor adventures. It features a Crux 1.5L reservoir for easy hydration on the go. Made from lightweight, durable recycled fabric, it offers a ventilated harness and breathable air mesh for comfort. It includes a secure zippered pocket, stretch overflow storage, an adjustable sternum strap, and a built-in safety whistle.