R2 Hero is classic sports leisure glasses of versatile use for children and juniors. Frame material: Polycarbonate Frame color: matt black, white Lens material: photochromic impact-resistant polycarbonate Lens color: clear to grey Sun category filter: 0-3 Frame size: XS , optical sizes: 65-12-108 Impact resistant materials UV 400nm - 100% protection agains UV radiation A, B, C Practical and resistant hard foldable case plus soft microfieber cleaning pouch R2 for FREE CE Safety Pro - sunglasses safety and quality quaranteed