VENOSAN 4002 COMPRESSION STOCKINGS CLASS 2 23-32 mmHg PRODUCT HIGHLIGHTS – CLIMATE EFFECT. The construction of the microfibre mesh in the VENOSAN 4000 compression stocking ensures lightness and well-being. This stocking is a reliable, everyday companion for both men and women, also during pregnancy. LIGHTNESS – The air-permeable yarns and knitting construction of this stocking offer maximum comfort and thereby a better quality of life.