Life is full of surprises, so this amazing bum bag from Adidas by Stella McCartney is perfect to help you tackle anything that comes your way, by unfolding and easily converting into a backpack. Made from a super lightweight material, this colourful bum bag features 2 zipped externals pockets, and one zipped internal pocket to keep your belongings safe. A quick change turns it into a backpack to allow you to take even more with you. Made from a durable, water repellent polyester which is 100% recycled, this bag is not just designed to look good, but do good by helping to end plastic waste. Designed in collaboration with Stella McCartney.