Polarized Floating Fit Over Sunglasses by Ideal Eyewear - Wear Over Prescription Glasses - They Float! - Great for Fishing, Boating, Watersports, Golf, & Driving Floating Polarized Fit Over Sunglasses by Ideal Eyewear (Microfiber Pouch Included) Polarized shatterproof lenses to eliminate glare. Blocks 100% of ultraviolet rays. UV400 Comfortably fit over most small to medium sized prescription glasses. Floating Frame floats on top of water if dropped. Size: Adult Medium - See dimensions in description below. Please measure your glasses to ensure proper fit.