Tuga Baby/Toddler UV 400 Sunglasses with Two Adjustable Straps (0-5 Years) Imported Strap around sunglasses for babies / infants / toddlers boys and girls protect against harmful UV rays, rated UV 400 PROTECTS YOUNG EYES: Shatterproof polycarbonate lenses block out 100% of both UVA + UVB damaging sun rays, which can lead to cataracts WHAT'S INCLUDED: Set includes kids sunglasses, two (2) stretchy and comfortable neoprene adjustable straps with hook and loop closures for easy on and off ADJUSTABLE AS THEY GROW: Small strap for 0 to 2 years. Large strap for 2 to 5 years, up to 21 inch head circumference. Easily switch straps as your child grows! SUNGLASS MEASUREMENTS: Lens width of 45mm, lens height of 27mm, bridge of 18mm. Great gift for baby showers, birthdays! The perfect sun accessory for the beach, pool, and any outdoor activity.