Made of 100% Synthetic Leather this shoulder bag is super comfortable. This bag has round corners and dimention is 42x31x14 centimeters. Fits 13.3" Regular laptops and 15.6" Slim Laptops like Surface Book or HP elite, otherwise right next to laptop pocket there is so much plenty of space that you can even keep 17" inch gaming Laptop. Very comfortably and bag only weighs 1KG. Interior of bag is lined with plastic and foam protection which is best for fragile protection. Bag has 2 holding handles and 1 adustable belt strap.