Framatic Fineline White Metal Frame 8"x10" with 5"x7" Mat Opening: This thin profile frames features a 1/8" white aluminum moulding and Framatic's patented "Framlok" cornere joining system, which enable one end of the frame to be easily removed for loading yet securely attached when in use. Spring clips adjust the depth of the frame to accomodate up to 3/8" of matting and artwork. This frame come with a glass front and a white acid free mat with a white core.