3mm 4mm swimming goggles tempered glass
Material：High grade clear glass or ultra clear glass； Thickness：3/4/5mm etc; Size：Accoring you need; Transparency：89%，91%，95%（1 side AR coating），98%（2 sides AR coating); Process technology：Cutting, polishing edge,tempering, silk screen printing etc. Application：All kinds of displayer glass; Packaging: Copy paper+ kraft paper+ exported wooden case
