Complete Set Includes: 13 pairs of 4 inch (10cm) aluminum circular knitting needles and 4 cables of different lengths (12.6 inches, 15 inches, 16.7 inches, 21.6 inches), 4 needle holders, 2 cable keys, 2 couplers, 1 non-slip pad, 15 marks (random color) buckle, and 1 leather bag Durable Aluminum Construction: Knitting needles are made of light aluminum and oxidized to make them rust-free and durable, with a purple leather carrying bag for easy carrying Smooth Surface with Clear Size Markings: These knitting needles are smooth and durable with no rough edges and can easily pass through yarn, available in different sizes with clearly engraved m