1, different materials, Beibei cashmere usually contains Dongli cashmere, Australian wool, cashmere, and of course, some also contain a small amount of silk. Lamb cashmere is not the real name of cashmere, and it is usually classified as wool, not wool products.
2, the characteristics are different, Beibei cashmere is soft and will not puncture the skin. Lamb wool is a layer of wool on the lamb.