You may be worried about getting harm from computer radiation. This excellent Screen Filmcan help you avoid this， It goes through a special process which gives is a hard and durable surface. It does not use adhesive is uses static to attach it firmly to the screen， this eliminates the bubble effect. It is very safe to use and has no adverse affect whatsoever on your equipment. It is durable， washable， reusable with no residue during removal， great protection for your laptop and notebook LCD screen. Don&acute;t miss out!                                    Features                Great protection for your laptop and notebook LCD screen<br>    Durable， washable， reusable with no residue during removal<br>    As same inch， long and wide is different<br>    That we will take our dimension for standard<br>    This Prevent Myopia Screen Guard Protector Film can protect your eyes<br>    With high anti-static performance， this Screen Guard Protector Film can remove glare， improve contrast<br>    It is very safe to use and has no adverse affect whatsoever on your equipment<br>    This will protect your screen from scratching and normal use damage<br>                                                            Specifications                        Screen Protector Dimensions     14.45" x 8.98" / 36.7 x 22.8cm (L x W)    <br>          Color     Clear    <br>          Material     PET    <br>          Layer     3    <br>                                                             Package Includes                1 x 17.6" 16:10 WideScreen Laptop LCD Screen Guard Protector Film<br>    1 x Cleaning Cloth<br>                                                            Extra Info            Use Step 1:<br>1. Clean the screen thoroughly<br>2. Expose 1/2 inch of the Screen Guard. Take care not to touch the adhesive side<br>3. Align the exposed section (step 1) with the edges of DS screen. Make sure the screen Guard has been placing straightly<br>4. Peel off the mask with the provided sticker (step 2) after application completed<br>