The Canfield B Backpack is weather-resistant, durable and sleek, making it perfect for anywhere your day might take you. The roll-top design enables a wide-mouth opening, complete with a zip and a magnetic hold and so you can fill this bag to the brim worry-free. A secure and innovative closing feature, secret wallet pocket, and chunky zip come together to create a secure and trendy backpack. No matter the length of the commute, the weather outside, or how many belongings you’re toting, the Canfield B is the ideal travel accessory, commuter bag, kids school bag, and all round practical backpack. Twelve or more plastic bottles are used to make the recycled (rPET) materials for each Canfield bag, and all ROKA bags are vegan friendly too! If your laptop or tablet is a bit larger the Medium Canfield B is perfect for you. With enough space for a 15" laptop, you'll be able to take everything you need anywhere you go. This size has two side water bottle pockets. Each medium bag is 42cm x 30cm x 12cm.