Rearview mirror sunglasses spy vision

Rearview Mirror Spy Glasses Mirror Vision - See What's beside & behind or who w/o them knowing. Yet Can look approx 18 degrees behind direction your facing while wearing glasses. Unfortunately you can not look 100% directly behind (your head is there and not see thru) Theae anti-tracking rearview mirror spy sunglasses look like an ordinary pair of sunglasses. These sunglasses make a great summer bday gift for that certain friend we all seem to have. Note : These glasses are made of inexpensive material, you can take it as a really fun toy. If you have high quality expectations, please look in my closet for Italian brands.ttttt