Broken Ava strap? Need a replacement band? No problem! This product is a replacement band for the Ava Fertility Tracker 2.0. It is designed to get your Ava bracelet back to tracking as quickly as possible! Smooth sides and rounded corners ensure that you will not have discomfort while you sleep, while a watch strap keeps the adapter close to skin for accurate data. This product includes: 1x 3D printed adapter, 1x watch band, 1x Screwdriver.