PLEASE MEASURE FIRST: Our pad size 9.5'' x 4.5'' x 1.5'' fits chair arms from 6 to 10.5 inches. As the pad is 9.5" in length and 4.5" in width, so if your stock armrest is any shorter and longer than these sizes, it won't be a prefect fit. If you need longer size, we have longer version which is 11" in length please find out it on our detail page or storefront. Please measure first before purchasing. Buy with confidence! | ERGONOMIC ARM PILLOW: Our memory foam pad is super soft and yet firm which can relieve pressure between your arm and elbow by providing cushion, you feel comfortable in your chair. Easily put on and taken off, stain resistant | NO MORE SORE ELBOWS & FOREARM: These armrest pads solve the problem of hard, plastic armrests. Covered with super soft, premium quality polyester fabric, they dramatically improve your comfort level. The snug armrest pad covers won't induce sweating | PREMIUM QUALITY: 100% memory foam and velvet polyester finish. If you don't like velvet material or your skin is allergic to this velvet, please kindly look for other armrest solution. Memory foam contours to your elbow and arm to relieve pressure points. Extremely comfortable armrests | COVER WASHABLE: Aloudy is equipped with an invisible zipper. You can easily unzip the cover and throw it into your washing machine for easy cleaning