envelope
packaging item, usually made of thin flat material
aerogram
postal stationery product
red envelope
monetary gift given in eastern Asia
postal envelope
packaging item used for the purpose of sending mail
stamped envelope
type of envelope with a printed or embossed indicium indicating the prepayment of postage
photo processing envelope
type of envelope used for the storage and transport of developed photographs
windowed envelope
envelope with clear area for recipient's name and address
Green envelope
Malay adaptation of the Chinese red envelope custom