Glass thickness: Single-glass 4mm-12mm Double-glazing 4mm+6A+4mm-8mm+12A+8mm Packing: Wooden box packing, carton packing, plastic packing. Processing size: 400mm*400mm_3500mm*3500mm We also providing 60,73,80,88,90 series doors and windows , To learn more ,pls feel free to send mail to my mail-box