[PAIN RELIEF: Keep using the foot acupuncture massage tool will help to relieve lower back pain; migraine; foot pain due to plantar fasciitis arthritis neuropathy. GIFT for PARENTS: Foot acupoint stimulation helps to improve physical mobility blood circulation thereby enhancing overall health. Enjoy a foot massage anytime anywhere. COMPACT: Portable foot massager turn any of your shoes into massage shoes. This massage insole fits work boots casual shoes & sneakers open-toe slide sandals. WASHABLE: This foot massage insole is made of food-grade odorless silicone; the smooth agate stone is firmly installed into the gel. Wash freely quite easy to care. "ADAPTATION PERIOD: These arent regular shoe cushions but therapy massage insole for 10-20 mins wearing per time. You may feel pain at first need 1-2 weeks to get used to it."]