LOCALLION Cycling Backpack Riding Backpack Bike Rucksack Outdoor Sports Daypack for Running Hiking Camping Travelling Ultralight Men Women 18L VERSATILE: This backpack is an ideal sport backpack for all kinds of outdoor activities such as cycling, jogging, climbing, hiking, traveling, etc. It can be used as a reliable and versatile companion for your short journeys or your sporting experience and daily use, and great gift for everyone. BREATHABLE & COMFORTABLE: Breathable back material is specially padded with mesh for maximum comfort and heat dissipation. Adjustable mesh shoulder straps with plentiful sponge padding help relieve the stress from your shoulder. The waist straps are designed to facilitate stress release and to ensure stability while cycling. CONVENIENT DESIGN: External storage system: 1 exterior pocket with high capacity for umbrella, cell phone, key and other necessities, 1 upper zipper pocket for lighter and other small things, 1 zip pocket for helmet hood, 2 mesh pockets on both sides to carry bottles; Internal storage system: 1 compartment with open pocket you can carry water bladder (no water bladder included), 1 main compartment.; On the shoulder strap, there is an access for drinking hose and headphones. SECURITY GUARANTEE: The front and shoulder straps have reflective strips to keep safe in the night. With a whistle on the chest strap, you can use it in events of emergency. DURABLE: Made from high quality tear resistant material, provides extra strength and long-lasting performance with the lightest weight possible. with long serving life. NOTE: Water bladder, rain cover, mobile phone, camera in the picture are not included. Due to<span class="a-text-italic">Ergonomic Design</span>can it be well fastend during riding wihout shaking. Due to<span class="a-text-italic">Breathable Back Cushion</span>for air flow it will bring you a perfect effect of perspiration even in the hot summer. Due to<span class="a-text-italic">Reflective Strips</span>it will ensure you a safe riding even at nights Due to<span class="a-text-italic">Comfortable Shoulder Straps</span>with padded mesh material and<span class="a-text-italic">Waist Support</span>will the weight be transferred from shoulder to waist. Perfect for biking,travel, vacation,hiking,school,camping anddaily useetc. H2O exitfordrinkingtubeand leading of thedrinking tube on the strapmake it easy to drinkwater while cycling. (no water bladder included) Adjustable chest strap and waist strap canmeetcustomersof everysize. The backpack will be well fastened and won&#039;t shakewhile cycling, even when you bow down to touch the ground. Particularly convenient to catch items from bottom pocket of backpackduring riding. Reflective strips for safe riding at night. With an emergency whistle on the strap,you can use it In events of emergency. Anemergency light can be attached to the side of backpack to show your exact location at nights.