Usage: (1) Shoe industry :various of shoes' toe puff, heel piece. (2) Most of them are used on leather shoes Functions:1.durable,keep in shape,keep no stinking. 2.good for one's health,help for one's blood circulation. 3.wearable,well ventilated,environment-friendly,hygienic. 4.inflection resistant,keep dry,dispersal feet sweat stain to enhance foot comfort.Application:mainly used for innersole ...