Takumi Interchangeable Circular Knitting Needle Set. Combine the assorted needles and cords in this set to create up to 60 possible combinations of circular needles. The perfectly shaped tip and silky finish of these high quality bamboo needles make knitting with Takumi smooth and simple. The precision finish of the joint connection between the needle and cord ensure a smooth slide for each stitch no matter the material. This package contains needles in US sizes 3, 4, 5, 6, 7, 8, 9, 10, 10.5, 11, 13, and 15 (metric: 3.25, 3.5, 3.75, 4, 4.5, 5, 5.5, 6, 6.5, 8, 9, and 10). Five cords: 16in (41cm), 24in (61cm), 29in (74cm), 36in (91cm), and 48in (120cm). All packed into an exclusive zippered synthetic leather case (6-1/2x9-3/4x1-1/4in).