Mixed Poly Mailer Bundle 30 Bags 3 Sizes New 30 new poly mailers in three sizes. 10 - 10x13 teal 10 - 9x12 blue 10 - 6x9 pink Great for shipping clothing, books, crafts, and small business orders. New and ready to use. #polymailers #shippingbags #mailers #smallbusiness #packaging