Usage Tips:Installing these foam foot pads rollers is a breeze, thanks to their user-friendly design. Simply slide them onto the appropriate parts of your exercise machines, and you're ready to go. They are easy to clean and maintain, ensuring that your gym equipment stays in good condition and continues to provide and effective workout environment. Features -Color:Black -Material:Rubber and plastic, foams -Size:13.00X7.00X7.00cm/5.11X2.75X2.75in(L) -Size:12.00X7.00X7.00cm/4.72X2.75X2.75in(S) -Ideal for home fitness: Ideal for home gym machines, providing comfort during leg extension and inversion exercises. -Soft foam construction: made from rubber and plastic, foam, delivering excellent cushioning and support for your workouts. -Wide use: great for leg extensions, and other gym devices, enhancing protection and comfort. -Simple installation: easy to install and replace, allowing for quick and convenient maintenance of your exercise machines. -Its durable construction ensures that it can withstand frequent use without losing its shape or support. Package list: 4 x foot pad roller sleeve