Product prices and availability are accurate as of 2018-07-19 01:20:40 EDT and are subject to change. Any price and availability information displayed on http://www.amazon.com/ at the time of purchase will apply to the purchase of this product.
CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON SERVICES LLC. THIS CONTENT IS PROVIDED 'AS IS' AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.
Corrects Red-Green blindness.
About 90% of customers (only Red-Green) will be helped. For those who does not get any help, we would refund very swiftly.
This is a improved new version of the TP-1 Colorblind Glasses