• The backpack can hold a hydration bag (hydration bag not included)
• Designed with small pockets on the shoulder strap to store small items
• Designed with reflective strips to enhance safety at night
• Lightweight and foldable design, easy to store and carry
• Mesh fabric back design, comfortable and breathable

Specification: 

• Material: Polyester
• Size: 25*8*40cm
• Storage size: 11*22cm