Sierra says: The Gretchen Bleiler Stockholm frame and strap are Wine w/ lion, and has a persimmon lens. With F3 anti-fog technology you can be sure that all day you will have superior fog elimination. The quick-release strap buckle these goggles are easy to get on and off.

Sierra says: The Stockholm frames are a little bit sleeker and are optimized for a fit to a womens facial profile. It has all of the bells and whistles you want, from duel vented lenses to anti-fog, these goggles have it all. The quick-release strap buckle makes them easy to put on and take off.