Callaway Golf Men's Razr Teron Neox G22 Lens Sunglasses (Tortoise Frame, Tortoise with Green Tint Lens) Lens: Neox G22 Original patented Neox formula Enhanced distance vision Superior depth perception Frame: Tech/Performance style TR90 Grilamid construction Lightweight yet highly durable material Semi-rimless design equals zero distraction Fit: Med -Large head shape Megol rubber nose and ear tips provide secure non-slip retention Superior frame memory for consistent fit over time