Nystrom Matrix Retainer Straight, Left & Right Applied at the side of the tongue or from the inner side of the mouth Made with Surgical-grade stainless steel Optimized performance & longevity Autoclave & sterilize able Corrosion & wear resistant CE,FDA & ISO13485 certified XXXXXXXXXXXXXXXXXXXX #matrixretainer #nystrom #nyström #matrixhalter https://www.instagram.com/p/CUuBEyRtFiy/?utm_medium=tumblr









