The iconic shape of these bags came about from a need for a bag that was kind to your back, with the design coming from the collaboration of.The Reversible Print Backpack Medium from Healthy Back Bag, made for casual.Features: Size: Medium Capacity: 9L Dimensions: 49 x 28 x 18 cm Weight: 480g Versatile: Can be worn cross-body both ways or on either shoulder Secure: The zip is always against your back Reversible bag with a print pattern and solid colour option Zipped & padded full size internal security pocket for gadgets, documents and valuables Lightweight, hardwearing and weather resistant Double zip for easy access Adjustable non-slip shoulder strap Signature silver lining means stress free rummaging Insole: EVA The Healthy Back Bag: ergonomic, body-friendly design that moves with you.Fit & Care:Care Spot clean with water-based wet wipes, or sponge with a mild detergent solution.Machine washing microfibre: this can be done, with care!Steps to machine wash:Turn the bag inside out Wash on a cool wash (20-30C) Pre-treat with stain remover if necessary Use a mild liquid detergent Do not use fabric softener Dry quickly to avoid the possibility of watermarks which can affect the paler colours but also depends on local water conditions; hard water is more likely to cause watermarks