Description is below picture.
PetSafe Pet Door Med. You and your pet will love this popular plastic door! This durable plastic pet door gives you and your furry pal the freedom you both deserve. The soft, flexible transparent panels are safe and easy for your dog to push open so he can let himself out - and back in. The panels can also keep drafts and insects out of your home.
Durable plastic frame with closing panel for security
Great for storm doors
Easy do-it-yourself installation
Durable plastic frame with closing panel for maximum energy efficiency.
Fits standard doors 3/8 to 2 inches thick without needing to cut or trim the frame
Flap opening is 8-1/4 x 12 3/4 inches.Outside dimensions of Medium is 8.75 x 1.875 x 13.25 inches
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Visit Manufacturer's website: www.petsafe.net
PetSafe Pet Door Med