Advantage of silicone menses cup: 1 .Keep cool and safe. 2. Comfortable, clean and easy to use. 3. 100% medical grade silicone, no BPA or latex. 4. Reusable, eco-friendly and economical. 5. Leak-free protection for up to 10 hours at a time. 6. Long-term use can reduce the risk of gynecological inflammation. 7. Worry-free when travelling, swimming or exercising during menstrual period.