Base Be-Extreme S3 CI SRC Safety Work Boot
Looking for a reliable work boot that won't let you down on site? The Base Be-Extreme S3 CI SRC safety work boot delivers serious protection without compromising on comfort. Built to handle demanding daily work environments, this safety boot combines practical durability with thoughtful design. The completely metal-free construction makes it ideal if you need to pass through security checkpoints or work in sensitive areas. Its waterproofing keeps your feet dry during splash exposure, whilst the cold-insulating properties provide warmth in chilly conditions down to minus 17°C. An orthopedic insole, developed to strict European safety standards, works together with shock-absorbing heel technology to reduce fatigue during long shifts. Whether you're on a construction site, in a warehouse, or managing industrial work, this boot offers the protection and comfort you'd expect from a premium safety work boot.
Key Features
- Entirely metal-free construction for unrestricted access
- Water-repellent upper prevents splash penetration
- Non-metallic toe cap with 200 joules protection rating
- Puncture-resistant sole guards against sharp objects
- Slip-resistant and antistatic properties included
Recommendations from our Unishore Expert
The Base Be-Extreme S3 CI SRC safety work boot is engineered for professionals who need dependable foot protection without unnecessary weight. The waterproofing in the upper keeps moisture out during wet conditions, whilst the cold-insulating lining performs well in lower temperatures, making it suitable for year-round use across different work environments. The orthopedic footbed is specifically designed to reduce strain during extended wear, supporting your arch properly and helping prevent fatigue. The anti-slip sole gives you confident footing on various surfaces, and the antistatic resistance protects you in environments where electrical discharge is a concern. This boot performs according to strict safety standards, delivering the level of protection you need without metal components that might complicate site access.
Product Features
- Type - Work Boot
- Width - Standard
- Safety Class - S3
- Closure - Entry
- Toe Protection - Non-metallic nose cap, 200 joules
- Midsole - Metal-free penetration-resistant
- Sole Material - TPU and PU
- Upper Material - Leather
- Article Number - B0870
Standards and Safety
- EN ISO 20345 certified safety footwear with S3 classification
- Energy-absorbing heel rated to 20 joules (E rating)
- Antistatic resistance for electrical safety (A rating)
- Splash water penetration protection up to 60 minutes (WPA rating)
- Cold-insulating properties tested at minus 17°C (CI rating)
- Entirely metal-free construction throughout


