LongSail Adult Antifog Coating Myopia Eyewear Optical Swim Goggles for Swimming/Diving/Water Sports The Orange with no degree;And the Silver and Black with diopters -1.5,-2.0,-2.5,-3.0,-3.5,-4.0,-4.5,-5.0,-5.5,-6.0,-6.5,-7.0,-8.0,-10.0. Shatter Resistant PC Lens - UV protection and anti-frog effect,which enchances sight clarity. Medical Silicone - Hypoallergenic and soft,Closely fit the face but will not leave marks on your face. These goggles come along with a hard and nice protective case. Quality assurance for one year - If not satisfied,we will replace or refund the full order!