Bum bag by Mi-Pac, Your festival bag, sorted, Fully lined, Adjustable body strap, Secure clasp fastening, Contrast zip closure, Branding to front. Mi-Pac combines classic heritage style with an innovative approach and rugged no nonsense British design. Tough, durable and designed to stand the test of time, Mi-Pac's classic rucksacks and backpacks show off Aztec stripes block colours and patriotic flag prints, all with A4 dimensions perfect for college, school or travelling.