Photo 1 of 2 Pack Dog Door Replacement Flaps Compatible with Extra Large Dog Door, 17.95" x 9.92" Flexible Doggy Door Replacement Flap with Metal Strip, XL Pet Door Replacement Fits Dogs Between 36 and 90 Lbs

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Photo 1 of 2 Pack Dog Door Replacement Flaps Compatible with Extra Large Dog Door, 17.95" x 9.92" Flexible Doggy Door Replacement Flap with Metal Strip, XL Pet Door Replacement Fits Dogs Between 36 and 90 LbsPhoto 2 of 2 Pack Dog Door Replacement Flaps Compatible with Extra Large Dog Door, 17.95" x 9.92" Flexible Doggy Door Replacement Flap with Metal Strip, XL Pet Door Replacement Fits Dogs Between 36 and 90 Lbs