·QUALITY MATERIAL: The desk chair armrest pads are made of soft polyester and high-density memory foam to let your arms and elbows feel maximum comfort. If you don't like velvet material or your skin is allergic to this velvet, please kindly look for other armrest solution. ·ARMREST CUSHION COVER WASHABLE: Equipped with an zipper. You can easily unzip the cover and throw it into your washing machine for easy cleaning;Note: Do not put memory foam cushions in the washer or dryer. ·NO MORE PAIN ELBOWS & FOREARM: These armrest pads solve the problem of original armrest which hard plastic. The snug armrest pad covers 't induce sweating,The foam absorbs body heat. ·ERGONOMIC ARM PILLOW: We designed our armrest pillow to provide superior support and adjust to your elbow and forearm .The chair arm covers can be used as support points for game chairs, chairs, and tables and chairs, using them with other suitable seats to improve posture by increase the height . ·DURABILITY:The high quality premium foam and the fabric of these table and chair arms extreme durability. You can give this to anyone without worrying about the quality. There may be some smell when you open the package. Don't worry. It is normal. It disappear after a period of use.