Set includes needle sizes US 4, 5, 6, 7, 8, 9, 10, 10.5, 11, 13, 15, 17 (3.5, 3.75, 4, 4.5, 5, 5.5, 6, 6.5, 8, 9, 10, 12mm), cords to create 2, 24” (60cm) circular needle, 2, 32” (80cm) circular needles, 1, 40” (100cm) circular needle, 2 connectors, 4 keys, & 8 stoppers.