musical envelope 1,with custom atwork 2,custom sound:0-270sec 3,open envelope to listen melody play 4.as gift &promotion

musical envelope1,with custom atwork 2,custom sound:0-270sec3,open envelope to listen melody play4.as gift &promotion

5,Material :paper ,copperpaper,artpaper,krapt paper or others.

6,Surface dealing of card with matt finishi ,lamination or others

7,Custom size of card is good (often it is A5,A6)

8,Comply CE&ROSH

9,Your OEM or ODM design will be welcomed .

10,When you open music envelope and it will play your pre-recording sound.

11,It is used for gift,promotion,all kinds of festivals,Mother'day,Father's day,Valantines's days,Birthday,Christmas day.Thanksgiving,children'day.New Year,Holiday.etc