15.6 Inch Unisex 1680D Oxford Waterproof Resistant Backpack Laptop Tablet Briefcase for Macbook Pro Macbook Air Ultrabooks 1680D Oxford Cloth, High-grade Suiting fabric, fabric thickness is twice the normal canvas, water-resistant and strong,unfade color. External Dimensions:33cmx48cmx17cm(12.87x18.72x6.63inch).Fits up to 14-16 inch laptop. huge-roomy and two compartments can store more items like macbook/books/iPad pro/laptop/tablet/pens/wallet/umbrella etc. Ergonomic Design: Cushioned Shoulder Straps with Soft Breathable Mesh for Extra Comfort and Stability.Ulti-panel airflow design provides extra padding for comfort and maximum back support Shoulder Strap System The front pocket stores your cell phone, iPod and business essentials while also allowing plenty of space for power cords.Mesh water bottle pockets at side ideal for using as bookbag, rucksack schoolbag, satchel, casual daypack for daily use at school, work, weekend, outdoor holiday, outdoor activities, occasional travel, gyms, hiking, biking etc. Nice size admirably suits college students, teen girls boys and adults.