Features: The handle is designed ergonomically for comfortable grip and labor saving. Made of premium material, non-toxic, easy to clean and durable. High temperature disinfection is allowable and safe. The round head design prevents the cattle from being hurt. Easy to use. Disinfect the opener before use, apply lubricant on the surface, then slowly insert the closed opener into the corresponding part of the cattle. Insert it 90° clockwise, then open the opener to observe the inside of the cattle. Specification: Condition: 100%Brand New Material: Alloy Length: approx.33cm / 13in Maximum opening: approx.10cm / 3.94in Color: Silver Suitable for: Cattle Package List: 1* Cattle Vaginal Dilator Notice: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures. 1、The handle is designed ergonomically for comfortable grip and labor saving. 2、Made of premium material, non-toxic, easy to clean and durable. 3、High temperature disinfection is allowable and safe. 4、The round head design prevents the cattle from being hurt. 5、Easy to use. Disinfect the opener before use, apply lubricant on the surface, then slowly insert the closed opener into the corresponding part of the cattle. Insert it 90° clockwise, then open the opener to observe the inside of the cattle.