Mediven stockings, black color. Sizes L and M. They have a semi-opaque and lightweight design. Thus, they adapt perfectly to the shape of the legs. Their purpose is to facilitate blood flow by stimulating venous circulation. This is because it prevents the vein from dilating and thus slows down the deterioration of the venous wall. In addition, the pressure it causes passively influences the swelling of the veins, thus reducing swelling and pain. Suitable for all those people who do not suffer from excessive pain or serious pathologies in the legs, in which case it is best to consult a doctor. When it comes to washing them, there is no difficulty. They can be put in the washing machine and dryer (light program).