Ghent's Harmony Glass Whiteboard offers a unique, long-lasting alternative to the traditional whiteboard. The 1/4" tempered glass is made from recycled glass, sand, and steel that's been thermally treated for strength and safety. Our non-porous glassboards do not absorb ink, meaning the dry erase surface will not stain or ghost over time. Features: Sized from 2'x 3' up to 4'x 8' /Tempered 1/4" thick glass with rounded or squared corners /Pre-drilled mounting holes are inset into the glass /1" diameter satin aluminum standoff hangers create 1 1/4" spacing between wall and glass markerboard /A unique, clear acrylic rear-mounted accessory holder, complete with markers and eraser /Backed by Ghent's 50 year warranty /Includes four rare earth magnets with magnetic version (extra magnets available) /Available with custom colors, graphic and logo printing