The TEMPUR-Neck Pillow is for sleepers who want a more controlled sleep posture to address neck or back pain. The contoured design helps align your head, neck and shoulders for more relaxing and restful sleep. Feel: Firm DESIGNED FOR: Back or side sleepers MEASUREMENTS:* Small: 20 x 12.5 x 3.5 Medium: 20 x 12.5 x 4 Large: 20 x 12.5 x 4.75 Travel: 10" x 12" x 4" *All sizes are approximate. Reference the NeckPillow Size Chart with Measuring Guide in the images carousel to determine the correct size and fitment. FEATURES: Ergonomic shape in small, medium, large TEMPUR-Material adapts to your shape 100% polyester knit hypoallergenic cover Removable and washable cover Care: We recommend a cold temperature setting for machine washing and a cool setting for machine drying. Air-drying is best. Do not “over-dry” the cover and do not use chlorine products or harsh stain removers of any kind.