VENOSAN AES, Nylon/ Elastane construction ensures maximum comfort by providing a light & air-permeable easy to wear stocking suitable for pre & post operation use, general immobility, confinement to bed & before, during & after childbirth. Fully washable & re-usable. Support Compression 18mm Hg. Properties Perfect fit Anatomical shaping & comprehensive choice of sizes. Colour-coded Allows easy & reliable size recognition after washing. Always remember to buy two pairs, one to wear one to wash. Always consult a Medical Professional before wearing Compression Support hosiery.