100% imported nylon fabric， double PU coating with higher tear strength . High quality YKK zipper.<br />With two water bags and a built-in drinking tube free from damage and contamination. <br /><br />Wide waistline， rain cover and night reflective totem support your safe riding in all weather conditions and terrains<br />210D nylon hem with light weight design and high abrasion resistance capacity<br />190D nylon rain cover， 3000 waterproof rate， no problem to ride under rain.Using 65MM wide shoulder straps for most 18L backpacks.<br /><br />We integrated design concept of "RESPONSE AF5 automatic-fit bearing system” which offers you more comfortable bearing and more interaction between dynamic body and the backpack.<br />* Fits body shape when your are cycling<br />* Maximum capacity to evenly distribute heavy loads<br />* Disperse weigh to whole body instead of put it all against your waist like other backpacks. No worry about external forces hurting your waist.<br />* Even distribution of weight also helps to save body energy.<br />* Using 65MM wide shoulder straps for most 18L backpacks<br />* You can adjust the chest strap to make larger room between back and the pack. This will help to cool your skin without breaking the dynamic fitness of body and backpack. Too tightened straps are not the best for experienced outdoors and cycling lovers.* The waist strap fixes the backpack in place， as well as increases cooling capacity. It is of well-designed length and doesn’t rub your legs.<br /><br />Name: ROSWHEEL bike riding 18L backpack<br />Model: 15932A<br />Material: 420D polyamide fibers<br />Capacity: 18L<br />Colour: Black<br />Size: About 43 x 26 x 19cm <br />Strap length: 45-85cm adjustable<br /><br /><br /><br />1 x backpack<br />1 x rain cover<br /><img src="//agdetail.image-gmkt.com/m430/365/330/842330365/img/agdetail.image-gmkt.com/365/330/842330365/img/img6.eachbuyer.com/x9/p100/ct477_1.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/365/330/842330365/img/agdetail.image-gmkt.com/365/330/842330365/img/img6.eachbuyer.com/x9/p100/ct477_2.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/365/330/842330365/img/agdetail.image-gmkt.com/365/330/842330365/img/img6.eachbuyer.com/x9/p100/ct477_3.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/365/330/842330365/img/agdetail.image-gmkt.com/365/330/842330365/img/img6.eachbuyer.com/x9/p100/ct477_4.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/365/330/842330365/img/agdetail.image-gmkt.com/365/330/842330365/img/img6.eachbuyer.com/x9/p100/ct477_5.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/365/330/842330365/img/agdetail.image-gmkt.com/365/330/842330365/img/img6.eachbuyer.com/x9/p100/ct477_6.jpg" />