Back packs with attachments for storing various objects, mainly sporting equipment like shoes, sticks or racquets in a safe and practical way, are especially suitable for children and youngsters. A special flexible inner bag (5) for shoes, has a separate opening (4), external pocket (8) and fastener (11) for a stick. On the lid (14) to the first opening (3) there is a sealable external pocket (12) that contains a flexible bag (13) for storage of a ball or a helmet etc. A disc (7) to separate objects inside (2) the casing (1).