The hallmark blue and yellow case contains an assortment of professional grade needles. Useful in all applications. Each kit contains 2 curved upholstery needles (2inch & 2&1/2inch) ideal for repairing upholstered chairs, car seats, mattresses etc; 1 special bent needle (packing needle) for sewing sacks, bags, matting or whenever sewing with a string, 1 awning (or canvas) needle for repairing tarpaulins, tents, deckchairs, canvas bags & sails, and 1 carpet needle.