The Puma Safety 644657 Airtwist Black from the Urban Effect range features EFFECT.FOAM anti-fatigue technology offering up to 60% Active Energy Return with maximum cushioning and comfort.
It is also metal free and features suede leather with textile inserts.

• Suede upper with breathable textile inserts
• 300°c Heat resistant rubber outsole
• TPU ankle support element
• EFFECT.FOAM midsole for maximum cushioning and comfort
• Protection in the toe and heel area
• BreathActive lining
• Lightweight fibreglass toecap (200j impact protection)
• Puma Evercushion antibacterial insole
• Metal Free
• Certified to Australian Standards AS 2210.3:2019
• SIZES 36 - 40 (Euro), 3 - 6.5 (UK) Have been manufactured on a WOMEN’S LAST 
• SIZES 41 - 47 (Euro), 7 - 12 (UK) Have been manufactured on a MEN’S LAST 
• ALL SIZE REFERENCES ARE MENS UK Sizing.