【Interchangeable Circular Knitting Needle Set】 Package included: 13 pairs 4 inches circular needles:3.0mm,3.25mm,3.5mm,3.75mm,4.0mm,4.5mm,5.0mm,5.5mm,6.0mm,7.0mm,8.0mm,9.0mm,10.0mm.4 cables,4 end caps,2 cable connectors,2 retaining keys,1 non-slip pad and 1 leather bag 【Lightweight＆Durability】 The interchangeable round knitting needles set is made of premium aluminum,not easy to rust and break.Lightweight,comfortable grip,can better control of circular knitting needles,suitable for arthritis hands.The surface is smooth without burrs,will not damage the yarn.And every circular knitting needle has engraved clear size,easy to identify 【4 Detacha