Menstrual cups are an alternative to pads and tampons that’s reusable for up to 10 years, making them the most sustainable method of period protection available. They’re made of silicone, can be worn for up to 12 hours, and seals in the vagina to collect menstrual fluid. However, using a menstrual cup means dealing with significant changes to your daily schedule. Not knowing how full the cup is or when to empty it is a huge pain point for novice cup users, especially since the risk of a spill is disastrous. Even those who are experienced still struggle with considering the best time to empty the cup and which bathrooms they’ll have access to, assuming their day goes perfectly. okaTrack offers real-time estimates of cup fullness so users can forget about their period without risking leaks.