Come and see our amazing products. Constructed with high quality material,durable and long lasting time use.Environmental protection,silent dumbbells, do not hurt the floor,do not hurt your hand.Multi-functional strength training equipment offers a better training way than any other exercise machines.It is a good tool for strengthening and regulating various muscles,including the biceps,triceps,quadriceps,hips,calves and core abdominal muscles. Pls confirm with us about the packing info, stock color and exact production time before placing your order