From the Purr-ty Time! Party Supply Collection. Purr-ty Time! Party Invitations. These festive postcard invitations are in the shape of a paw and feature a pink paw outlined in purple that reads "Purr-ty!" across the bottom in purple. Each invitation provides space for name, date, time, place, and RSVP. Each package includes 8 invitations along with 8 white envelopes.