Bags such as this one are comfortable to carry. Since it only comes in black, your colour choice is made very easy.
From Selfridges
Mulberry Womens Black/silver Lily Leather Shoulder Bag 17x21x9cm - BLACK/SILVER
John Lewis & Partners
Mulberry Lily Glossy Goat Leather Shoulder Bag
This product is also available at 1 unverified store.