Clover high-quality needles are created with the properties of the finest natural bamboo using the long, careful clover manufacturing technique. With the proper glide of yarn, your hands won't feel tired even after knitting for a long time. They are finished to accurate specifications to ensure even loops and beautiful knit finish. These bamboo needles have been very popular. They don't "click" when you knit so you won't bother your family if you knit in front of the TV. Because they are made of bamboo, the needles will not absorb the warmth from your hands causing any arthritis you may have to flare up or cause your hand muscles to cramp. Bamboo needles become smoother and improve with use.