What's in the box:

• 1 x EBENE Bio-Ray Knee Guard 1 pair (S)

Size guide in cm: Measure the circumference of the lower thigh 1 inch above knee cap: S 30.5-36.8cm/ M 36.8-43.2/ L 43.2-49.5/ XL 49.5-55.8/ XXL 55.8-62.8 Bio Rays are formed by natural minerals elements and trace mineral elements. Its wavelength and efficacies are similar to that of far infrared rays from sun which are beneficial to our health. Bio-rays penetrate into our body and promote blood and oxygen circulation. It is recommended to hand wash the Knee Guard in mild detergent and avoid excessive rubbing and squeezing to prevent to removal of bio-ray materials. Rinse well and air dry. Once the bio energy materials in the knee guards are worn out, you need to change a new pair. On average, one pair lasts up to about 9 months.