Tanluhu 15L Hydration Running Backpack Climbing Bag 
Color: Blue
We may still have the Black color in stock. For Black, pls leave the color information in the delivery instruction when you buy. Thanks.
Main Features:
Provide you to carry everything you need for every type of fitness
15L large capacity with hydration bladder compartment with tube holes design to conveniently keep your body hydrated for a day.
It is easy to get stuff in and out.
Make your back feel pretty comfortable
Ventilated back for maximum breathability that quickly allows the heat spread out and sweat resistance makes your back feel comfortable when you carry the backpack for a long time while the adjustable and breathable harness to relieve the weight on the shoulder.
Won't bounce and shift
Adjustable and flexible chest strap and waist strap to perfectly fit your body size and effectively avoid it shaking while fitness.
Emergent whistle design
Designed with a whistle at the chest strap for an emergency using to keep you safe or warn others, more practical and multifunctional.
Water-resistant material
Constructed with lightweight and anti-scratch polyester with high-quality pull string zippers, wear-resistant, durable and long-using.
Various using applications
Suitable for youths and adults to short distance outdoor traveling, hiking, mountain climbing, cycling, riding and other outdoor sports.
Specification:
Capacity: 15L
Adjustable shoulder strap: 47 - 81cm / 18.5 - 34.25 inches
Waist circumference: 91 - 116cm / 35.83 - 45.67 inches
Adjustable chest strap: 16 - 30cm / 6.3 - 11.81 inches
The maximum loading weight: 15kg
Package Includes:
1* Running Cycling Backpack 15L
1* Water Bladder 2L