HDN1013: A gentle slope and larger surface area allows for a comfortable night's sleep. Helps prevent acid reflux, upper respiratory distress, snoring, sinus irritation, heartburn and sleep apnea. Features: -These pillow covers are made from a specially treated poly cotton. -Stops the growth of mould, mildew, fungus and bacteria. -The anti-microbial treatment keeps the pillow deodorised and always fresh. -Available in standard, queen and king pillow sizes. - 2 covers per pack.