Slip Silk Wash is a specially formulated silk wash to care for your luxurious slipsilk™ pillowcase. Gentle and non-irritating, the delicate cleansing formula effectively washes your silk pillowcase without damaging the premium silk fibres. Non-sensitising and hypoallergenic. Free from synthetic fragrance, dyes, 1,4 dioxane, harsh chemicals, enzymes, sulphates, phosphates, phthalates and animal by-products. Hypoallergenic. Dermatologist tested. Made in the USA.