This lightweight hydration vest and backpack keeps water bottles stable on your core and out of the way. A fully adjustable strap system lets you secure every part of the vest to conform to your body shape, including a chest strap that moves up and down. 
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<br />Features:
<br />HIGH VISIBILITY TO BE SAFE: Reflective material which is quite luminous at any light ray at night ensures safe running or cycling at night.
<br />PREMIUM MATERIAL: Made of firm, breathable, light and durable material.
<br />MULTI-FUNCTIONAL POCKETS: Enough pockets and pouches that can store items like cell phone, keys, thin raincoat, 500ml soft water bottle, 1.5L hydration bladder and other items for outdoor activities.
<br />LIGHTWEIGHT, ADJUSTABLE & VERSATILE: Fully adjustable and breathable design allows a full range of motion for all runners, joggers, bikers, kids and adults. Perfect for any outdoor activities such as running, cycling, walking, mountaineering and so on. 
<br />COMFORTABLE FIT WITH SPECIAL DESIGN: This backpack gives a comfortable fit over sports gear and accommodates the majority of body sizes. Two sizes available: S/M, L/XL.
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<br />Specifications:
<br />Type: Running Hydration Backpack  
<br />Brand: AONIJIE
<br />Model: E906#
<br />Material: 100% Chinlon
<br />Color: Black
<br />Size: S/M (For chest circumference 80-97cm) / L/XL(For chest circumference 97-109cm) (Optional)
<br />Capacity: 5L
<br />Gender: Unisex
<br />Size: 41 * 39cm / 16 * 15in
<br />Net Weight: 230g / 240g
<br />Package Size: 32 * 13.5 * 6cm / 12.6 * 5.3 * 2.4in
<br />Package Weight: 342g / 12.1oz  
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<br />Package List:
<br />1 * Hydration Backpack 
<br />1 * Emergency Blanket
<br />1 * Cosy
<br />This soft hydration bottle is useful for outdoor sports like bodybuilding, playing basketball etc, also a nice choice for picnic, party and so on. 
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<br />Features:
<br />LIGHT WEIGHT & COMPACT: Soft bottle collapsible for easy use, storage and transport.
<br />SIMPLE: One hand operation with bite valve allows you to stay hydrated on the go, running etc.
<br />FUNCTIONAL: Wide mouth design with 2-piece cap comes apart for easy cleaning.
<br />RELIABLE: Constructed with TPU (thermoplastic polyurethane) for superior durability and flexibility.
<br />GREEN: Ultra-reusable and uses less energy and materials to make, BPA-free.
<br />Specification:
<br />Type: Soft Hydration Bottle
<br />Brand: AONIJIE
<br />Model: SD09-R250S
<br />Material: TPU
<br />Color: Dark blue
<br />Capacity: 250ml / 500ml (Optional)
<br />Water Temperature: 0-40℃ / 32-104℉
<br />Net Weight: 27g / 0.95oz    
<br />Size: 226 * 60mm / 8.9 * 2.4in 
<br />Package Weight: 29g / 1.02oz  
<br />Package Size: 9 * 8 * 5cm / 3.5 * 3.1 * 2.0in   
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<br />Package List: 
<br />1 * Soft Hydration Bottle