These BLUE colored Single manikins can be purchased individually or as a group. These single manikins are DISCOUNTED by over 40%. These are USED with visible usage/ wear. The usage/wear on manikins does NOT AFFECT performance of manikin. 
The bellows/ clocker mechanism provides depth of compressions feedback with an audible click. Clicker is adjustable to simulate the difference in depth of compressions between Adults and Children. Face-shield/lung bags and insertion tool NOT included.