PartNumber PONATIA. manufacturer PONATIA. Color: Dusty Blue A4 RSVP Envelopes, 120 GSM – 32lb Bond/80lb Text paper with shinny + White liner. (Due to the light and the reasons for the phone and the computer monitor, the color will lighter or darker than the real color),A4 Envelope Size: 4 1/4 x 6 1/8″/160 mm x 110 mm.