Review on 21.5 Inch Diagonal LED Monitor Anti-UV Eye Protection Filter Film With Blue Light Blocking Technology - Widescreen Frame Hanging Type by Michael Ward

I bought this product with a wrong size, so I sent an email to the customer service. I have never expect to receive the reply just a few hours later from customer service representative Anastasia. She asked me to provide my monitor's information and get the correct size and shipped the replacement to me within a few days. IT'S ABSOLUTELY HASSLE FREE REPLACEMENTS. Now I have use this product for a few days already and it really helps my eyes a lot, my eyes does not feel anymore strain and pain. I love it very much and I will definitely recommend this product.