Product Name: dacco Delivery Monitoring Device Belt, Maternity Transducer Belt, Set of 2 (Pink/Cream) This belt is used to securely hold the delivery monitoring device in place, conforming to the mother's body shape. It can be washed if it gets dirty, allowing for clean use. I have already used it twice, but it can typically be washed up to about 10 times. Please purchase only if you understand that this is a personal inspection and personal management item.