Melannco "Friends, Sharing Life's Adventure" 3-Opening Collage Wall Hanging Photo Frames: Holds 3 Standard-Size 4"x6" Photos This elegant modern 3 opening collage photo frame displays 3 standard-size 4"x6" (10x15 cm) photos, 1 horizontally and 2 vertically. Comes with 4 back hooks for easy horizontal or vertical wall hanging. The perfect trendy gift or Wall-hanging home decor. Entire frame measures 11" x 11". A Melannco Collection.