55% Energy Return With Every Step

The U-Power Kick S3S safety shoes from the Red Lion range bring Infinergy® technology to your workday. This revolutionary cushioning material returns over half the energy from each step, turning long shifts on concrete into something your feet can actually handle. Designed for transport, logistics, assembly work, and humid environments where protection meets comfort.

Key Features:

• Infinergy® Technology: Revolutionary cushioning that returns 55% of energy with each step. Reduces fatigue during extended shifts and provides exceptional comfort throughout the workday.
  
• S3S CI FO SR Protection: Meets EN ISO 20345:2022 standards with comprehensive protection against mechanical risks, water penetration resistance, cold insulation, fuel oil resistance, and slip resistance on ceramic and steel surfaces.
  
• AirToe Aluminium Toecap: 200J impact protection that's significantly lighter than traditional steel toecaps. Less weight means less fatigue during 10-hour shifts.
  
• Save&Flex PLUS Anti-Perforation: Non-metal puncture protection system that keeps flexibility underfoot whilst protecting against sharp objects. Complete underfoot protection without sacrificing comfort.
  
• Putek PLUS® Nubuck Leather: Water-repellent construction handles humid environments whilst remaining ultra-breathable. High abrasion resistance for durability in demanding work environments.
  
• WinTex Air Tunnel System: Creates constant airflow around your feet through the lining. Excellent breathability and moisture management keep feet comfortable in warm conditions.
  
• ESD Certified: Electrostatic dissipative properties make these suitable for environments where static control is essential. Safe for electronics assembly and sensitive component handling.
  
• Dual-Density PU/PU Sole: Expanded polyurethane midsole combined with compact polyurethane tread delivers superior grip, security, and postural stability across various work surfaces.
  

U-Power's Kick S3S combines premium protection with genuine comfort technology. The Natural Comfort 11 insole system provides anatomical support, whilst the nickel-free construction ensures all-day wearability. These low-cut safety shoes deliver Red Lion range performance for professionals who refuse to choose between safety and comfort.