The mesh surface of Silk Screen frames has been sandblasted, highly solvent-resistant glue All Screen Printing Screens can be re-stretched repeatedly ensuring long term use JUST 4 SIGNS’s Aluminum Silk Screen Printing Screens are feature of smooth appearance, free of deformation, Light weight, and durable in use; All of the frames are made of aluminum alloy material. High quality materials and advanced manufacturing processes insure optimal tension. ★ NOTE:★ To reuse the screen, clean the frame and mesh after each use