Complete 13-Size Interchangeable Needle Set: This comprehensive set includes 13 pairs of 4-inch circular knitting needles in sizes from 3.0mm to 10.0mm, plus 4 flexible cables (15.75", 23.62", 31.5", 39.37"), 2 cable connectors, 4 end caps, 2 retaining keys, a non-slip pad, 20 stitch markers, and a 7.48x6.50 inch leather storage bag for complete knitting versatility. Premium Aluminum Construction: Crafted from smooth, lightweight aluminum that resists rust and breakage while providing a comfortable grip. Each needle features clearly engraved size markings that won't fade, and the burr-free surface ensures yarn glides smoothly without snagging