Details All the good stuff on duty here. The Suncloud Dawson is super lightweight, features polarized polycarbonate lenses, a TR90 grilamid nylon frame with megol nose pads all keep Sentry on guard against glare and harmful UV rays. Lens Polarized injection polycarbonate lenses Lens width: 54.5 Lens height: 44 Frame Grilamid nylon frames: Suncloud injection molded frames are crafted from optical grade Grilamid TR-90 Nylon for a quality fit, flexibility and lasting durability in all environmental conditions. Details Lifetime warranty 100% protection from harmful UVA and UVB rays Nose bridge: 16 Temple length: 134 Size Medium fit Suncloud Dawson Sunglasses