Features: Made of ultralight water-resistant and tear-resistant nylon fabric. One main compartment with an inner layer provides more space. One zipper auxiliary pouch that allows for quick access to necessary items. Two front pouch can be used to store smaller and portable items for better organization and access. Two sports bottle holders on each side. Zippers with pull ring rope for convenient use. Mesh and thickening foam on the back for maximum breathability and comfort. Adjustable padded shoulder strap, chest strap and waist strap to fit your need. With adjustable buckle and strap on each side to hang on the trekking pole. With one reflective strip on the front for safe walking at night.