Marine Layered Invitations $16 per set of 25 Print your own party invitations or birth announcements at home. This set of 25 blank invitations offers a finished look for do-it-yourselfers. Rsvp and Thank You Notes are available to match. Each layered invitation kit includes: (25) 5"x7" single ply heavy weight (100 lb. cover) back cards with colorful border (28) 4"x6" white medium-weight (65 lb.) sheets to print at home and layer on top of back card (26) White matching envelopes Glue dots to attach the printable sheet to the back card are included.