resin cast frames large green stuff worldResin Cast Frames Large with spring clips Resin Cast Frames are designed to facilitate the creation of multiple mold boxes for resins and silicones. Manufactured in a 5mm solid transparent methacrylate material, and features L shaped sides for added structural integrity. Includes four spring clips, which play a crucial role in securely holding each frame in position. It can be utilized repeatedly, making it an economical alternative to continually