the entrance and back are plexiglass, which may perfectly show your work 4cm space between two layers of glass You could make varied three-dimensional works through DIY, and you'll also put specimen photographs and work Note:- Carefully eliminate the fittings to avoid missing or scratched Please ensure your deal with is correct or total earlier than position order;- If you have any questions, please touch us directly You can depart us a message Please tear off the protective movie on both sides of the glass