Material: 82% Polyamide + 18% spandex.nApplication: Men.nThe size is smaller than normal,please choose bigger one/two size than normal.nFunction: Sun-proof (UPF u0026gt; 50+), resist jellyfish, breathable, wicking and quick dry.nFit height: Men: S: 156-162cm. M: 160-166cm. L: 165-170cm. XL: 169-174cm. XXL: 172-177cm. XXXL: 175-181cm. XXXXL: 178-184cm.nThe beach is very beautiful. The clean and clear seawater, soft and comfortable sand beach are all attractive. But the burning sun will hurt our skin. So we need a rush guard diving suit to protect our skin and enjoy our seaside life freely. The lycra is super elastic. You can choose the size according to your height. If you are much fat, please choose a bigger size.