Men's thermo set Kilpi Nathaniel is made of functional, very comfortable OPTI-DRY material. Thanks to it, moisture and sweat evaporate quickly and reliably over a short period of time. The set fits perfectly on the body and adapts to every move - It is seamless, elastic and very comfortable - It can be applied in all sports and outdoor activities - Specifications: OPTI-DRY Material: 70% POLYAMIDE 20% POLYESTER 10% ELASTANE