US Art Decor Adjustable Corner Protector, Art Painting, Photos Picture Poster frames Oil&nbsp; Paintings Adjustable to fit 1/2 inch through 2.125 inch Wide frames 64 Pcs Adjustable and reusable B flute Model White Picture Frame corner protector use four per picture frame ( One for each corner ) Features a flap that folds under and locks onto the front corner of most frames US Made Die Cut in Georgia Strong Protects and Makes pictures look beautiful for presentation & Sales Each corner is 4 inches by 4 inches and is 5.25 inch diagnal