TRI-FOLD MAILER 6 VERSIONS: V1 (300K) V2 (300K) V3 (150K) V4 (150K) V5 (50K) V6 (50K). SIZE: 10.5 x 17 Flat, Folds to 5.625 x 10.5".  PAPER: 70# OPUS Dull Cover. PRINTS: 4CP + OAV / 4CP + OAV on Dull Coated USPS approved stock, with Tip-On 2 x 3.5" coupon. BINDERY: Score, fold, and fugitive tip-on and fugitive glue seal for mailing. 