PSI (Party Scene Investigation) Toe Tag Invitations look like giant toe tags straight from the county morgue. Get the party started when you send out your invitations on toe tags. Printed on both sides. Set of 8 invitations with white envelopes.Throw a Party Scene Investigation party with the PSI decorations, sold separately. PSI Toe Tag Invitations measure 5.5"L x 3"W. 8 ct.