Ideal Eyewear Sun Shield Blue Blocking Fit Over Sunglasses HD Copper Lenses - Wear Over Glasses - Wrap Around Sun Shield Blue Blocking Fit Over Sunglasses by Ideal Eyewear (Microfiber Pouch Included) High Density copper lenses to eliminate glare. Blocks 100% of ultraviolet rays. Comfortably fit over most small to medium sized prescription glasses. Side windows to reduce glare from the side. Available in Medium and Large sizes. See dimensions in description below. Please measure your glasses to ensure proper fit.