The red envelope belongs to the 1605 group of the 16th category of the trademark classification
How to choose other small items when registering:
Stationery, group number: 1611
Pictures, group number: 1607
Catalogue, group number: 1605
Paper napkins, group number: 1603
Book order Machine, group number: 1610
Adhesives (stationery), group number: 1611
Comic books, group number: 1606
Posters , group number: 1607
Non-textile labels, group number: 1605
Writing instruments, group number: 1614