【Complete Set of 9 Pairs】: The Svartur circular knitting needles includes US sizes 2.5/ 4/ 5/ 6/ 7/ 8/ 9/ 10/ 11, with each needle measuring 4.53 inches in length, perfect for various knitting projects. 【Durable Alumina Needles】: The aluminum knitting needles set made of rust-free and lightweight alumina material ensures long-lasting performance, with smooth needles designed for effortless stitching. 【Interchangeable Cables in 4 Lengths】: Svartur interchangeable knitting needles comes with 16, 24, 32, and 40-inch cables, offering flexibility for a wide range of knitting needs, from small to large projects.