Nonwoven insole board Size:customer required Thickness scope 0.6-3.0mm Color: beige pink white black brown Function, Durable,keep in shape,keep no stinking Good for one¡¯s health,help for one¡¯s blood circulation Wearable, well ventilated, environment-friendly,hygienic Inflection resistant,keep dry disperal feet ,sweat stain to enhance foot comfort.