XS (Suitable for Knee Circumference 28-30.5cm)S (Suitable for Knee Circumference 30.5-33cm)M (Suitable for Knee Circumference 33-35.5cm)L (Suitable for Knee Circumference 35.5-38cm)XL (Suitable for Knee Circumference 38-40.5cm)2XL (Suitable for Knee Circumference 40.5-43cm)3XL (Suitable for Knee Circumference 43-45.5cm)4XL (Suitable for Knee Circumference 45.5-48cm)5XL (Suitable for Knee Circumference 48-51.5cm)
