It has several names, including hong bao or red envelope. More often associated with Chinese/Lunar New Year celebrations. https://www.google.com/search?q=hong+

It has several names, including hong bao or red envelope. More often associated with Chinese/Lunar New Year celebrations. https://www.google.com/search?q=hong+bao&hl=en&tbo=u&tbm=isch&source=univ&sa=X&ei=ExOcUIX2C4u02AXKqoGYAg&ved=0CEoQsAQ&biw=1366&bih=643 https://www.google.com/search?q=hong+bao&hl=en&tbo=u...