This vest is ideal to wear underneath clothes in cooler temperatures or on its own when the weathers warm a lightweight fabric with a smooth surface and 4 way stretch for the best fit ever flexifit technology to stay in place all day item details model height5ft 9175cm model is wearing size8 style product shapevest fitregular fit added stretch care and composition composition 75 polyamide 25 elastane care instructions machine washable tumble dry