... 5mm,10mm clear acrylic The back panel can insert advertising paper from the slot Watch display standMaterial:2mm,5mm,10mm ... clear acrylicThe back panel can insert advertising paper from the slotWatches displayed on the "C" standCustomer ... holder , brochure holder ,menu holder ,display box, photo frame , paper weight , acrylic keychain ,cosmetic display, craft gift, pen holder, ...