This pillow protector features a super absorbent cotton terry towelling sleep surface, which is perfect for accidents and spills, whilst protecting from allergens, dust mites, and bacteria and mould- Natural premium cotton terry- Best for accidents and spills- Completely waterproof, thanks to the unique, silent and breathable Miracle LayerTM- Protection against dust mites, asthma and allergens- Australian Made and Owned- Approved by the National Asthma Council's Sensitive Choice Program- Zi