ArtToFrames 15x21 Matted Picture Frame with 11x17 Single Mat Photo Opening Framed in 1.25 Satin Black and 2 Super White Mat (FWM-3926-15x21) - Walmart.com
Amazon.com - 15x21 Frame Black Real Wood Picture Frame Width 0.75 Inches | Interior Frame Depth 0.5 Inches | Black Mid Century Photo Frame Complete with UV Acrylic, Foam Board Backing & Hanging Hardware
Sanremo Picture frame 15 x 21 cm - FA RA-14335 | FormAdore