Hello there Edelgado, Thank you for selecting Up coming Working day Flyers in your printing needs. We have now lots of cardstocks for flyers. Seemingly, we don't have a watertight materials nevertheless We've got h2o-resistant cardstock. A different favored is the four” x 6” flyer since it’s handy and mailer https://mariodtgtg.activablog.com/31714776/flyer-printing-no-further-a-mystery