DUNWANG 4021 Anti-Puncture Insole Soft Comfortable Breathable Built-in Anti-Puncture Fabric Worksite Protective Footwear Insole for Labor Shoes Size 42

Complies with national standard GB21146-2007

Certified by WT20182456 testing report

Strong cushioning heel design with 6mm thick foam for shock absorption

Deep U-shaped heel cup for dynamic fit, enhanced foot wrapping, and improved comfort

Prevents foot injuries from nails and other sharp objects in industrial and outdoor environments

Non-slip and sweat-absorbent to prevent insole movement and delamination

Machine washable and reusable for long-term use

Sizes run approximately one size larger than standard labor protection shoes; for example, if you usually wear size 40, select size 39.

Length measurements are manual and for reference only; actual product size may vary slightly.

Designed to reduce foot fatigue and prevent ankle injuries by maintaining heel stability and neutral foot position.

DUNWANG is dedicated to serious foot protection for workers in production and outdoor activities.

The insole provides reliable puncture resistance and cushioning to ensure foot safety in hazardous environments.