For the chronic vein pathology, JOHN'S presents a special graduated compression stockings line CLASS I. JOHN'S GRADUATED COMPRESSION STOCKINGS line CLASS I includes pantyhose for both women and men. JOHN'S GRADUATED COMPRESSION STOCKINGS line CLASS I hoses are recommended in cases of strong insufficient circulation and to prevent the formation of oedema. Efficient in the postoperative prophylactics for surgery on the vein therapy and post thrombosis, also in the cases of traumatic oedema and fracture, when suggested by a doctor. Are these models made with open toe, are manufactured in weft, so as to obtain hosiery incorporating resistant and higher compression.