O.b. Original Normal Tampons with curved grooves provide reliable protection and StayDry technology for a dry retrieval string and a clean feeling. The curved grooves of o.b. are designed to efficiently and safely direct fluid into the interior of the tampon, ensuring you feel securely protected. O.b. Original Normal Tampons are ideal for medium to heavier flow days. Since the tampons are individually wrapped, they are perfect for on-the-go use. The convenient twist opening allows for easy and quick access.