• 4 seasons socks with 3D graduated compression structure • This particular process fights the force of gravity, reduces muscle vibrations and helps the return of venous blood to the heart • Particularly suitable for those who stand all day • Protections inserted in the areas of greatest friction • Yarn composition: 65% X- Dry hollow fiber polypropylene (PP) 19% X- Pro polyamide consisting of linear macromolecules (PA) 16% Elastane