2*10mm thickness transparent acrylic(PMMA), Magnetic type,easy to change photo 1. Material: Import acrylic. Transmittance 99.5% with SGS approved.2. High quality silk-screen or laser engraving LGP available.3. The aluminum frame, beautiful shape, various colors to choose4. Special size are available.6. Easy Installation, stable performance, maintenance rate is lower7. Widely use in super-market, ...