Inside dimensions 10.5 in x 15.25 in (26.6 cm x 38.7 cm). Question or comments? Call toll-free 1-800-328-6276. www.scotchbrand.com. www.scotchtape.ca. www.scotchbrand.com/latam. This mailer is made from the same material as plastic shopping bags. Some retail stores and recyclers have a plastic bag recycling program and may accept this mailer in their program. It may not be recyclable in your area. Made in USA for 3M with globally sourced materials.