Lykke Colour 5" Interchangeable Set Individual gift set of 12 pairs -- (US sizes 4, 5, 6, 7, 8, 9, 10, 10.5, 11, 13, 15, & 17) -- cords for 24" (2x), 32" (2x), 40" (1x) lengths -- (2x) connectors - (4x) keys - (8x) stoppers