All the small things. Your holiday bonus, your mutant ninja turtle child, The Leonardo XS. These glasses are actually small, not just far away. Our new Our new XS Pit Vipers brings the same durability and adjustability of Pit Vipers to the little faces out there who are sending it big. Stats: UVA & UVB Protection: 100% Light Transmission: 14.7% Lens: 2.2MM Polycarbonate Look Thru Color: Brown What&';s in the Box: 1 Limpcloth(TM) 1 Tie Downs(TM) Retainer Strap Size Guide: Frame Width: 4.9in (Merika) 125mm (Metric) Frame Height: 2in (Merika) 51mm (Metric) Nose Opening: 1.2in (Merika) 30.5mm (Metric)