The Arena Viper goggles ensure a perfect & wide vision underwater & are great for open water/triathlon. They feature a trendy design & fit all types of faces. The goggles are not only ultra-comfortable & stable, but also easy to adjust while wearing. They offer anti-fog treatment & ensure excellent UV protection. In addition, the Viper goggles are supplied with an ACS side clip & a split strap. Thanks to the liquid silicone, the goggles provide a soft & flexible feel, as well as enhanced durability.