UkesSunglass Strap - Glasses Strap with Floating Neoprene Material - Secure Your Glasses and Eyewear

Will these fit costa Del Mar reeftons?

Will these fit aviator frames?

Do they fit Persol sunglasses?

Will the ukes fit a 10 yr old's clear rx glasses? She will be kayaking and needs glasses to see, but they need to float if dropped in water.