Classic circular eye shape scaled down for small to medium faces Smaller 47 mm lens with a wide 23 mm bridge // Perfected proportions Light weight wireframe inspired by 1930's optical styles. Less visual emphasis on the frame construction, a more minimal version of our signature look Highest optic quality Category 3 // Aurora™ CR39 lenses Unisex sunglasses with removable, genuine leather side shields Can be retrofit with prescription lenses by your optician Gift box, hard case, micro fibre soft pouch and lens cloth included Lens // Bridge // Temple: 47-23-145 The NL-13 : Inspired by vintage optical frames, reworked in our signature exploration style. Outfitted with genuine leather sides originally designed to block glare while mountain climbing or traveling on glaciers. The NL-13 is a modern interpretation of a classic look. The classic, vintage inspired circular eye shape for a bold statement. Go exploring…high alpine style, or just enjoy the look. Glacier glasses aesthetically perfected.