5L Lightweight Running Backpack Outdoor Sports Trail Racing Marathon Hiking Fitness Bag Hydration Vest Pack for Men Women with 1.5L or 500ml Kettle (Black water bladder, One Size)

LIGHTWEIGHT: Made of firm, breathable, light and durable MATERIAL.Professional designed for Marathoner and other outdoor activity partners. MULTI FUNCTIONAL POCKETS: Enough pockets and pouches that can store items like cell phone, keys, thin raincoat, water bottle, hydration bladder and other items for outdoor activities. REFLECTIVE STRIPS: Reflective material which is quite luminous at any light ray at night ensures safe running or cycling at night. EMERGENCY CART SLOT: There is an emergency card slot in the shoulder strap which you can write down your personal information for emergency. EXTENSIVE APPLICATIONS: The waterproof and sturdy running water vest aims to accompany your trip of Jogging, Running, Marathon, Hiking, Climbing, Cycling, Walking, Backpacking, etc.