1Improve blood circulation and metabolism, expels excess fluids and toxins, good for body healths. 2Relieve fatigue and stress, promotes healthy sleep & relaxation, help relieve pain and swelling. 3Easy to use, simply apply the adhesive and the pad to the bottom of the foot before sleeping, leave pads on for 712 hours. 4Contains multiple herbal extract, mild and nonirritating, good therapy effect, convenient and practical. 510pcs of foot patches are available for use, meet your replacement needs. Perfect for home and travel use.