Unleash your inner cowgirl with our 10x13 Sweet Southern Moo Poly Mailer! Featuring a western theme with bows, highland cows, and cow print, this durable and strong mailer is perfect for sending your most treasured items. It's the most popular size and will add a touch of fun to any mailing. Matching Insert Card: Howdy Partner Matching Sticker: Saddle Up Sticker Roll