The luxuriously quilted outer cover is a superfine bamboo/cotton fabric (bamboo 60%/40% cotton in a sateen weave construction of 320 thread count per square inch) with a 300 grams per square metre of soft, natural bamboo fibre beneath it to cushion your head, absorb moisture and provide permanent and natural (chemical free) anti bacterial protection. The outer casing has a zipper so that it can easily be removed and machine washed. Just perfect for those hot sweaty summer nights. Inside the outer cover there is an inner pillow filled with a blend of alpaca and high performance fibre, designed to be super soft, moisture absorbent with an ideal loft performance. Three profile options * LOW - idea for those that sleep on their back or stomach * MEDIUM - for side sleepers * HIGH - for those sleepers who like a full fill pillow style for sleeping, resting or maybe reading in bed. * Pillow size - Australian standard size - 73cm x 48cm x 6cm gusset * Inner pillow filling - A blend of 50% premium quality Australian grown alpaca fleece and 50% high performance polyester * Inner pillow casing * 100% cotton sateen cover * Outer removable casing - machine washable - A quilted bamboo/cotton sateen fabric with 200gsm of pure 100% bamboo fibre wading - Soft and smooth support - Natural eco friendly - Moisture absorbent - Antibacterial, naturally * OptiFill filling system - Will not go lumpy - Looks great on the bed * Product label with care instructions