The speedo aquapulse max swimming goggles feature a performance driven futuristic design and provide clear mist free vision ensured by an anti fog lens coating they use speedos most advanced technology with iqfit3d goggle seal and iqfit tension scale for exceptional leak resistance and a secure precision fit and guarantee 180 degree peripheral vision thanks to wide vision lens there is an easily adjustable silicone strap for maximum comfort while in the water and the goggles protect your ey