YO: Refill Pack of 3 Tests (Minimum of 5) Advanced Test Kits making it ideal for situations

making it ideal for situations where sample volume is limited or precious

With 50 pieces per box

doctor-recommended way to check sperm quality from the comfort of home—no lab visit required

They can be used to differentiate Normal sperm cells from sperm cells with Abnormal heads

YO: Refill Pack of 3 Tests (Minimum of 5) Advanced Test Kits making it ideal for situationsYO 3 Test Refill Pack is designed to extend the use of your YO Home Sperm Test Kit, offering three additional tests to help you monitor fertility over time with accuracy and convenience. FDA cleared and compatible with most smartphones, it's perfect for tracking changes in motile sperm concentration. Track progress over time to monitor how lifestyle changes impact sperm quality. Multiple tests improve the accuracy of your fertility assessment