Designed to soothe foot/ heel pain & tension due to arthritis, neuropathy, plantar fasciitis. Promotes better blood flow to enhance overall health. This is therapy massage slippers for 15mins wearing per time NOT all day wear casual slippers. It hurts for the first few times using, adds socks and shortens the wearing time will help you feel better. Improves your blood circulation and metabolism. Relieves aches and pains such as headaches, migraines, neck pain, backaches. Relax your tired feet and make you sleep better. Helps with plantar fasciitis, arthritis, neuropathy pain. Massage magnetic moxibustion active material both general prevention shoes general four seasons, when the spring raised particles is made, it causes this product to have efficacies of deodorization and antiseptic.