Take your nip-play to new heights with new two-pack GRIPPER nipple suckers from OXBALLS. GRIPPER creates a vacuum seal that sucks and stimulates bigger, more sensitive nipples with use. Our signature FLEXtpr is soft and rubbery to the touch but still firm enough to create some serious sucking. Features: - Sold in pairs - Designed after traditional snakebite nipple suckers - Made from our new strong, stretchy FLEXtpr - Creates a sucking sensation and can increase sensitivity with the use - Each sucker is topped with a convenient handle for tugging or weights Measurements: - Length: 2 inches - Inner Circumference: 2.25 inches - Outer Circumference: 3.5 inches.