Love2Knit from Denise Interchangeable Knitting & Crochet. Attach needle heads to cords to create the knitting needle combinations you need - 50 circular and straight needle possibilities in one petite set! Love2Knit sets feature the unique and secure Denise Interchangeable locking connection twist a quarter-turn to lock and unlock. This set includes: - 5 pairs of needle heads (US5 / 3.75 mm, 6 / 4 mm, 7 / 4.5 mm, 8 / 5 mm, and 9 / 5.5 mm), plus 3 cords to make 20, 24 and 32 inch circulars (when used singly); 2 end buttons to make straight needles or stitch holders; 1 extender for cord-to-cord connections or to store stitches; handy vinyl case with back pouch for cords and additional notions. All parts are interchangeable with Denise Knitting & Crochet products. Also available in US 10-15 and US 17 & 19. Made in the USA.