OvuSense is a Class II medical device which is made from medical grade silicone.  Full biological safety evaluation testing has been carried out on the OvuSense Sensor under ISO 10993 regulations (International Standards Organization) with all tests showing that the use of the OvuCore Sensor presents no biological or toxicity risk. Further bio-compatibility testing has confirmed the effectiveness of daily cleaning of the OvuSense Sensor with soap and water. 

We recommend you wash the OvuCore Sensor thoroughly with unscented and fragrance-free soap in warm water before and after use.