"Fitting two portrait pictures plus two landscape images, this simple and stylish square-shaped photo frame is designed for wall hanging. It's suitable for photos or images sized 4 x 6"" (10 x 15cm). The inch measurement is a rounded measurement worked back from standard centimetre sizes. By choosing this product, you are supporting responsible management of the world's forests. The Forest Stewardship Council® (FSC®) is a global, not-for-profit organisation that helps take care of forests and the people and wildlife that call them home. To learn more, visit www.fsc.org."