Nowadays, a variety of "Sex adult product factory" one after another, the color colorful, fruity taste different on different styles on the efficacy, the colorful, fruity, bump, thread, thin, luminous, extension of time ...... experts pointed out that these "Sex adult product factory" may not be suitable for everyone to use. If premature ejaculation history of male sex organs should not be used to stimulate the sensitive ultra-thin. Both men and women physique sensitive allergies should not use color type, fruit type and luminous type and delayed-type "Sex adult product factory", such condoms contain more drugs and chemical composition, likely to become allergens. Of course, for the husband, wife or sex, you might consider using a bump-type and screw-type, can enhance the sensitivity of female genital stimulation, improve wife excitement.