The 55-year-old singer has joined hands with Revo eyewear for the new range.
The profits from every pair sold being donated to the Buy Vision, Give Sight campaign which, along with the company's partnership with the Brien Holden Vision Institute, is dedicated to preventing vision impairment and disease in over five million undeserved people across the world by 2020, reported Female First.
"I've been dealing with glaucoma for 20 years. I was told just yesterday that without the treatment I'm getting, I would be blind," he said in a video while announcing the collaboration.