Sizes Discription: 8 Sizes Option For Choose
38mm/40mm/41mm XS for 5.2"-5.6"(132-143mm) official Size 2,3
38mm/40mm/41mm S for 5.6"-6.1" (141-155mm) official Size 4,5
38mm/40mm/41mm M for 6.1"-6.6" (154-168mm) official Size 6,7
38mm/40mm/41mm L for 6.55."-7.05" (166-182mm) official Size 8,9
42mm/44mm/45mm/49mm XS for 5.6"-6.15" (142-156mm)mm official Size 4,5
42mm/44mm/45mm/49mm S for 6.15"-6.65" (156-169mm) official Size 6,7
42mm/44mm/45mm/49mm M for 6.65"-7.05" (169-181mm) official Size 8,9
42mm/44mm/45mm/49mm L for 7.05"-7.8" (180-195mm) official Size10,11