Sanitary napkins, tampons, and pantyliners are disposable feminine hygiene products. Tampon tax is a shorthand for sales tax charged on tampons, pads, and menstrual cups. Products exempted included such items as tampons and disposable diapers. Kotex is a feminine hygiene product line that includes pantiliners, pads and tampons. Unlike tampons and pads, cups collect menstrual fluid rather than absorbing it. Infection risk is similar or less with menstrual cups compared to pads or tampons. Menstrual cups are also promoted as more practical and eco-friendly than pads and tampons. Money will be saved using a menstrual cup, compared with other options such as tampons. In 1945, Tampax presented a number of studies to prove the safety of tampons. O.B. Tampons, Shake Weight and Bacardi among others. Women had similar success in self-sampling using tampons, swabs, cytobrushes and lavage. Most of the pads and tampons are made of cotton and plastic. The other girls ridicule her by throwing tampons and pads at her. Due to the association with very absorbent tampons, these products were removed from sale. Most states charge sales tax for women's pads and tampons.