Prints should be sized to fit either the entire frame (without mat), or the mat's opening. Frame packaging/descriptions at retailers will indicate which print sizes it can hold.
IKEA: HOVSTA frame
IKEA: RIBBA frame
Target: Matted PS Narrow Rounded Gallery Frame
West Elm: Wood Gallery Frames Wheat
Target: Elena Photo Frame - Natural Wood - fits A3 print with mount, or A2 print without mount
Mix and Match
The entire collection of Jenny's baby animal nursery and kids' prints (on white backgrounds) as 11"x14" prints for easy mixing and matching. Also available in downloadable options. Printed on archival, matte fine art paper.