In the shop it costs 35, -, at AMAZON 22, -. It expresses not in the eye sockets, but sits on the edge thanks to wide silicone cheekbones and forehead. If you set them a little harder and fixed after being placed at all points presses (suction effect), it fits like a glove. It comes in no droplets and they do not fog up. However, one should stick to the guidelines. After swimming in chlorinated water rinse with clear water, never fiddle with your fingers inside, not spit in etc. pp. So used as described above, you have glarklare view of 40 tracks and will have to do nothing. Then may come anyway to the desire for a break and a slimming! ;-) Then before reattachment rinsing and Ausschlenkern, so there are virtually no more drops in the interior. A few do anything. The tinted windows make the contrasts under water even clearer and the sun does not dazzle. Should they really after half a year no longer be great, I just buy a new one. 3.50 per month at 4 applications per week corresponds to a large beer a month. That's not a thing. But it looks like it will last far longer. I'm just excited. The eternal mist, water penetration and bad press in the eye sockets is over forever. I'm curious about other reviews! --- Always observe the Rundumandrücken not forget and not too loose set. Then it works in every case.