The LED light of this product is under the insole. If you want to check whether the light is damaged, please press it several times at the back of the insole.
1.Please allow 0.3-0.8 cm error due to manual measurement. pls make sure you do not mind before you bid.
2.Due to the difference between different monitors, the picture may not reflect the actual.n different monitors, the picture may not reflect the actual color of the item. Thank you!