This new addition to the Latch eyewear collection has a stainless steel underwire for a faux semi-rimless look, and features a convenient latch at the hinge that clips to your shirt. Latch Key M and L have the classic notch bridge and smoothly rounded lenses that make this family so popular. All that style comes with proven Oakley performance including the razor-sharp clarity of XYZ Optics. The latch hinge allows you to securely stow your sunglasses while on the go, keeping you moving through your day. These sunglasses are available in two sizes so you can enjoy an optimized fit. With adjustable silicone nose pads on the lightweight O Matter frame, youÍll know what true comfort feels like.