ditty bag

A small bag used to carry one's personal effects or toiletries while traveling.

A sailor's small bag to hold thread, needles, tape, etc.; a housewife.

A Girl Guide's bag to hold dishes and cutlery. It is usually made of mesh fabric or sewn dishtowel. Also called a mess bag, dilly bag, or mess kit, depending on region.

(theater) A bag used to hold costume pieces that do not hang on hangers, such as socks or gloves.