Craig Frames 140652 6 by 6-Inch Black Picture Frame, Single Red Mat with 1 - 4 by 4-Inch Heart Opening Great for 4x4 smartphone and Instagram photos with mat or 6x6 photos without mat Complete framed matting kit includes: picture frame, single heart opening mat, glass facing, rigid black backing and pre-attached stamped hanging hardware Cardinal red matting has a single heart shaped opening (rough opening size: 4 by 4-inch) Frame moulding is .875 inch wide; black; smooth composite finish; solid wood core Our heart frames are perfect for holidays, special occasions, kids projects and more