Our Harris Tweed Messenger Bag comes complete with three internal compartments two external pockets on the front and a zip pocket on the reverse. There’s so much space in this bag, it can be used for so many things. With both zip and open pockets inside our Tweed and Cotton Canvas Messenger bag is the perfect versatile bag for both men and women. This is the best Harris Tweed Laptop Bag that you’ll find. Harris Tweed Messenger Bag Dimensions: w39 cm x h28 cm x d9 cm.