Privacy protection from all four sides (left/right and top/bottom) Limits side-to-side and up/down vision to ±30° each 48% blue light cutting Silicone layer on the back allows for full-surface adhesion A clear view at all times Accurate colour reproduction Reduces reflections and fingerprints High scratch resistance Attaches easily without forming bubbles No residue when removed Highly effective privacy protection for your PC screen. The Secret 4-Way is a highly effective protective film for your screen that protects personal and confidential data from prying eyes. The film adheres directly to the full surface of your display thanks to the use of a silicone layer.The Secret 4-Way protective film not only prevents unwanted viewing of your display, but also protects against scratches. Additional product features include high mechanical resilience and ease of removal. The 4-way technology protects the display from being viewed by prying eyes from all four sides: left/right and top/bottom.