| SB/S0 | Basic requirements, open heel |
| S1 | Basic requirements, closed heel |
| S2 | Upper resistant to water penetration but NO anti-perforation LAMINA |
| S3 | Upper resistant to water penetration - Puncture resistant sole - Grooved Sole |
| S4 | Class II rubber footwear |
| S5 | Class II rubber footwear - Puncture resistant sole - Grooved Sole |
| S6 | Shoe resistant to water penetration but NO anti-perforation LAMINA |
| S7 | Shoe resistant to water penetration - Puncture resistant sole - Grooved Sole |
| P | Puncture resistant lamina |
| E | Energy absorption from the heel |
| WR | Water resistant upper |
| WRU | Upper resistant to water penetration and absorption |
| AN | Protection of the ankle bone |
| M | Metatarsal protection |
| HRO | Sole resistant to contact with heat 300°C for 1 minute |
| HI | Heat insulation up to 150°C |
| CI | Cold insulation down to -17°C |
| FO | Hydrocarbon resistant sole |
| ESD | Protection from electric shocks |
| A | Anti-static footwear |
| C | Conductive footwear |
| CR | Cut resistance |
| SRA | Slip resistance on ceramic floor with water and detergent |
| SRB | Slip resistance on steel and glycerin floor |
| SRC | SRA + SRB combination |
| DGUV112-191 | Orthopedic insole adaptation |
| SC | Tip abrasion resistance |
| LG | Sole with heel detached from the sole for grip on ladder steps |
Exterior - Water-repellent Nubuck leather
Men - Autumn / Winter
S3 SRC CI ESD - EN ISO 20345:2011
The U-Power safety shoes, Red Lion Hummer model line are high, light and comfortable u power from the Red Lion line, with upper in natural tumbled nubuck leather, breathable, water-repellent, aluminum toe cap, anti-puncture, anti-slip and PU/PU sole, Infinergy S3 SRC CI ESD .
U-Power Hummer is an anti-fatigue shoe with 54% more energy in dynamic cushioning, thanks to the new hi-tech sole with Infinergy® inserts.
It is a high shoe with a natural comfort fit 11 Mondopoint












| Item | RL10174 |
| Protection Class | S3 SRC CI ESD |
| EU regulation | EN ISO 20345:2011 |
| Upper | Water-repellent nubuck leather |
| Tip | Airtoe® Aluminum with breathable membrane |
| Anti-perforation | Save and Flex PLUS® |
| Insole cover | U-Power Original |
| Sole | Soft PU and Infinergy® |
| Season | Autumn winter |
| Measures | 35-48 |
Our workshop is able to guarantee efficient and professional repairs: speed of intervention, competence and availability are our strengths.
By purchasing from Indors you will also have purchased peace of mind: our Assistance and Repairs Service guarantees quick and timely solutions for any problem thanks to the safe availability of spare parts, your equipment will always be efficient and available within a few days at a low cost. More information
All products sold by Indors are covered by the European legal warranty for lack of conformity pursuant to Articles 128 et seq. of Legislative Decree No. 206/2005. The warranty is valid starting from the date of purchase. Professional users are entitled to a 12-month warranty.
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Based on 7 reviews
Excellent comfortable and beautiful safety shoes (Translated review)
Beautiful and very comfortable for work (Translated review)
Great work shoe ! Very fast shipping. Absolutely recommend ! (Translated review)
Great work shoe ! Very fast shipping. Absolutely recommend ! (Translated review)
Very kind and helpful (Translated review)
Excellent product! (Translated review)
Beautiful and very comfortable thank you (Translated review)