Prime-Line Products PL 7805 Screen Frame Kit, 5/16 in. x 3/4 in. x 60 in., Rolled Aluminum, Mill Finish, Includes Vinyl Spline & Square-Cut Corners Used to replace missing or damaged window screens This kit allows for the construction of one 60 in. x 60 in, window screen, or any smaller size using the components of this kit Frame material is in a mill finish with black screen corners Aluminum frame, vinyl spline with plastic corners Four (4) "square-cut" plastic corners