Plastic case, makes it portable, simple and practical.Before purchase, Please check your sewing machine style wheather suitable.The item is a set of 42 pcs very popular and different presser feet, which can be used for most of household multi-functional sewing machines.Works on most of low shank sewing machine, like Brother Singer Viking White Janome etc.Note: The product is not suitable for vintage sewing machines, mini sewing machines, industrial sewing machine, high handle sewing machines or inclined handle sewing machines.