Description This envelope is easy to seal. They are well-made of paper material for durable and practical use. Perfect for birthdays, weddings, parties, holidays, corporate events, banquets. Good choice for you and your friends as a or postcard container. Features - Color: Black -Material:Paper - Size: 17.00X11.50X0.10cm/6.68X4.52X0.04in -Our envelopes are made of paper, strong enough, not easy to fade, looks very elegant and beautiful. -The envelope itself is unfolded and needs to be folded , simple to fold and seal. -The invitation envelopes add elegance to your greeting cards and party invitations. -Made of paper, these envelopes are not only durable and practical, but also a nice embellishment for invitations. -These paper envelopes are perfect for birthday party, wedding, holiday, banquet, bridal shower, baby shower and more. Our envelopes are made of paper, strong enough, not easy to fade, looks very elegant and beautiful. The envelope itself is unfolded and needs to be folded , simple to fold and seal. The invitation card envelopes add elegance to your greeting cards and party invitations. Made of paper, these envelopes are not only durable and practical, but also a nice embellishment for invitations. These paper envelopes are perfect for birthday party, wedding, holiday, banquet, bridal shower, baby shower and more.