VENOSAN 6000 COMPRESSION STOCKINGS-CLASSIC CLASS 1 18-21 mmHG The economical stocking which nevertheless satisfies all requirements. o Simple construction - basic yarns make the stocking cost-effective. o Anatomically knitted - for maximum comfort, does not slip. o Ease of care - can be machine washed at 40°C on a delicate programme. Dries naturally overnight. COMPOSITION 70 % Nylon Polyamide 30 % Elastane.