3M Privacy Filter for 20" Widescreen Monitor (PF200W9B), Black Features Microlouver technology delivers world-class effective "black out" privacy from side views outside the 60-degree viewing angle Reversible between a glossy side and glare-reducing matte Reduces 35% of blue light transmission from the display Provides touch compatibility on some devices Matte surface helps reduce glare and hide fingerprints Fast and Free Shipping You're already purchasing the item. Why pay additional for shipping, especially slow shipping? We get your order shipped out within 1-business day and delivered to your doorstep as quickly as possible. Competitive Pricing With our dynamic pricing model, our prices are always competitive. Our prices are some of the lowest that you will find on the internet. Rest assured that you're getting a good deal when purchasing with us. 30-day Money Back Guarantee We are committed to making sure that you leave this transaction satisfied. If you're unhappy with the product for any reason, you may return it back for your money-back or a replacement within 30 days. No questions asked!