Compression stockings class I (18–21 mm Hg) - intended for the prevention of venous thrombosis of the lower limbs and pulmonary embolism during prolonged hospital stays, outpatient or hospital surgeries, during childbirth and post-partum period, in intensive care units or in case of prolonged bed restlessness for patients with conditions such as cancer, infarction, stroke, stroke burns, fractures of the spine, hip fractures or other trauma.