1.Plastic ring,clear ring,strap ring,underwear ring,bra plastic ring 2.white ring,plastic adjuster,plastic,slider and hook plastic ring,slider and hookmaterial : plasticspecification : 6mm,8mm,10mm,12mm,13mm,15mm,18mm,19mm,25mmcolor: clear,black,white,other colorsuse : underwear..We are the leading manufacturor of plastic ring and sliders. Clear plastic ring and adjusters