Vest Aid Swimsuit High Buoyancy Water Rescue Neoprene Life JacketProduct information: Material: Neoprene Style: sports Features: life jacket Colour: Black Red Blue Size Information: Size: S M L XL XXL SIze cm length width thickness recommended weight XS 37 30 7. 5 20 30KG S 45 35 7. 5 30 50KG M 51 38 7. 5 45 60KG L 56 42 7. 5 60 75KG XL 63 50 7. 5 75 100KG 2XL 65 56 7. 5 90 120KG Note: 1. Asian sizes are 1 to 2 sizes smaller than European and American people. Choose the larger size if your size between two sizes.