... keep in shape, keep no stinking. 2.good for one's health, help for oneaas blood circulation 3.wearable, hygienic ... International AuthorizedCertifcates: Oeko--Tex standard 100& SCS (Scientific Certification Systems U.S.A Application:√Shoe industry:various of shoes innersole. ... shape, keep no stinking √ good for one’s health, help for one’s blood circulation √ inflection resistance, keep dry, dispersal ...