DescriptionOur manual correction cups are made of medical grade plastic, durable and safe to human body. Just put the cup on the desired area and twist, the cup will remain attached,great for correction of flat or inverted nipples.Features- Color: As shown.- Material: Plastic.- Size: 11 x 5 x 5cm.- SOLVE YOUR PROBLEMS - The sucker is used for correction of flat or inverted nipples.- SAFE MATERIAL- Our correction cups use medical grade plastic, advice to use with lotion.- POWERFUL SUCTION - Just put the cup on the desired area and twist, the cup will remain attached, great for correction of flat or inverted nipples.- EASY OPERATION - Just up or down. No pumps required, Silent operation.- Also can be used to suck the clitoris, add erotic pleasure in your sex.