Features: 1.Made of natural non-toxic silica gel, safe and healthy. 2.Much like teats, it gives the animal's a sense of mother. 3.According to the characteristics of the animal baby and the physiological property of the nipple, so that help animal babies to complete the sucking process. 4.Easy to install and operate. 5.Used for automatic feeding machine or milk feeding bucket for lambs and calves. Specification: Condition: 100% Brand New Item Type: Lamb Nipples Material: Silica Gel Color: As Pictures Shown Product Size: Approx. 4.5x2x2 cm/1.8x0.8x0.8 in Weight: Approx. 41.0g Purpose: For lambs, calves, piglets feeding milk PackageList: 10 xNipples Note 1. Please allow 1?3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. Please note that the new type and old type of this product will be sent randomly and make sure you will not mind before ordering.