Product parameters:<br />Diameter: 14.3mm-14.9mm<br />Thickness: 0.051mm above water: 38%-42%<br />Wear cycle: a year<br />Specifications: two peice<br />#1 Brand new，high quality，will not do any harm on eyes.<br />#2 It is yearly use，you can use it for a long year.<br />#3 All lenses only for eyes color，you cant choose power.<br /><br />