GOOD MATERIAL -- 100 Percent lightweight Canvas is super easy to spot clean. High-quality canvas durable and comfortable shoulder strap reduce your fatigue and take care of your spine. This is the most important! LARGE CAPACITY DESIGN -- Size : L 14.56'' x H 14.56'' x W 3.93'' . 1 main compartment, 2 slip pockets . It's enough to hold Macbook (under 14'') , ipad (under 14'') , charge, wallet, books, phone, keys, cosmetics, umbrella, essentials, etc Outer Material: Canvas Inner Material: Cotton Closure: Zipper HUMANIZED DESIGN -- The length of strap is fully adjustable. Suitable for the perfect distance between your underarm and shoulders. You never think it's very tight on your shoulders anymore. Lightweight : 0.35lbs. Zip top closure safe to carry Occasion -- It's a good choice for traveling, working, shopping, school, beach, etc. At the same time, It's a perfect gifts for Friends, Parents, Daughter, Girlfriend, Christmas, Birthday, Mother's day, New year, Thanksgiving etc