1. Size: 12''x12''x12''. 2. Material: 4mm thickness clear acrylic. 3. OEM is acceptable. 4. Any size are OK. Any size and color are available. Welcome custom design for it.It can be used as acrylic mailbox or ballotbox.If you are interested in it, please contact Ms. Nancy Xue (cn1000369236) for further information.Thanks for your kind attention. acrylic ballot box