20 x 24 inch pre-stretched aluminum silk screen printing frames with 160 white mesh (2 pack screens) goldupusainc <b>gold-up’s pre-stretched aluminum silkscreen printing screens</b> are feature of smooth appearance, free of deformation, light weight, and durable in use; <br><br>all of the frames are made of al6063t5 aluminum alloy material. welded watertight, ground flat, and sandblasted for excellent adhesion, <br><br>stretched with top quality high strength and low elongation monofilament polyester mesh and bonded with highest chemical resistance glue. <br><br>high quality materials and advanced manufacturing processes insure optimal tension.<br><br><b>note: </b><br>to reuse the screen, clean the frame and mesh after each use<br>