1. 4D convex structure, comfortable massage, relieve foot fatigue
2. Fine mesh, breathable and refreshing, absorbs sweat and is not sticky
3. Shock absorption and soft elastic lifting without adding weight to the soles of the feet.
4. Suitable shoe types: sports shoes/leather shoes/boots//casual shoes/warm shoes/cloth shoes/work shoes
5. Applicable gender: Neutral/Both men and women
6. Material: strong cotton