Form meets function. The sleek design lines discreetly conceal a myriad of thoughtful features including an external expandable yoke pocket that adapts easily to hold a second pair of shoes, bike helmet, or your choice of accessory. Perfect for your weekend adventure, busy work week, and everything in between. Product Details Technical Features Technical Features Signature Blend Abrasion/ weather resistant fabric Bag Handle Molded back panel Ergonomic padded handles Easy to Use Ergonomic ventilated backpack straps Adjustable sternum strap Pocket Details Heavy duty zippers and hardware Accessory strap Ventilated Mesh Back High contrast lining Internal mesh organizer pocket Laser debossed logo Fabric Polyester 600D Warranty Born Tough takes the highest commitment to provide the best quality athletic gear craftsmanship and material in the world. We stand behind all our product quality and design. If you experience any manufacturing defect on any of our items, you can contact us and return it for a replacement within 1 year of purchase. This warranty does not cover any item damage due to normal wear and tear or improper care. Normal wear and tear is unavoidable and it is a sign that the product has been worn, such as small scratch or color change. To claim any manufacturing defect warranty and to get your replacement as soon as possible, please contact us know by emailing us at support@borntough.com with your order number and photo of the product defect Reviews Returns At BornTough, Any BT product may be returned for refund or exchange within 30 days of receiving an order. Return Conditions Returned product must be unwashed, unused and undamaged. All Tags must be intact. Clearance items may not be returned. Returns and Exchanges Please submit a return or exchange request at our Returns & Exchanges Page. We stand behind our product and services. We will provide prepaid shipping labels for defective products and mistakes. mens' sizing guide - tops height (Ft | In) 5'2'' - 5'5'' 5'5'' - 5'9'' 5'9'' - 6'0'' 6'0'' - 6'3'' weight(lbs) 130 - 150 151 - 170 171 - 190 191 - 210 size S M L XL mens' sizing guide - bottoms waist(inches) 28 - 30 30 - 32 32 - 34 34 - 36 size S M L XL if you're between sizes, we recommend you order the bigger one.