Best-Performing, Highest Contrast, Fastest Switching, Most Practical and Inexpensive Electrochromic Sunglasses to Date Switch Automatically, Based on Ambient Light.
Teddith electrochromic sunglasses automatically switch to different shades of darkness in response to ambient light in 0.1 second.
100% MONEY BACK GUARANTEE - If, For Whatever Reason, You Don't Absolutely Love Your Teddith sport sunglasses, Just Return It, And We'll Refund Every Penny.