When you're shopping for a pair of sunnies for your tot, keep these features in mind: 1. UVA/UVB protection: When buying sunglasses for those little peepers, it's essential to make sure the lenses block 99 to 100 percent of UV light Opens a new window — both UVA and UVB rays. Some brands might say their glasses provide UV400 protection,Find a variety of toddler sunglasses at Target, from Cat & Jack, art class, Speedo and more.