Summit Grindelwald 371A
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- ASTM & CE Guarantee
SPIEZ fit true to size for most customers. If you have wide feet or are between sizes, we suggest you choose one size up for all styles.
| US (M) | EU | UK | MX | FOOT LENGTH（mm） | ||
| 6.5 | 39 | 5.5 | 5 | 241 | to | 246 |
| 7.5 | 40 | 6.5 | 6 | 248 | to | 253 |
| 8 | 41 | 7 | 6.5 | 255 | to | 260 |
| 9 | 42 | 8 | 7/7.5 | 261 | to | 266 |
| 10 | 43 | 8.5 | 8 | 268 | to | 273 |
| 10.5 | 44 | 9 | 9 | 275 | to | 280 |
| 11 | 45 | 10 | 10 | 281 | to | 286 |
| 12 | 46 | 11 | 10.5 | 288 | to | 293 |
Still debating? No worries—our hassle-free 30-day return policy allows you to try us on for size and find the perfect pair.
| Product | Work Boots / Work Shoes / Safety Boots / Safety Shoes |
| Model | 371A |
| Style | Boots / Casual / Fashion / Outdoor / Hiking |
| Toe Cap | Renton Shield X V2 PC Composite Toe |
| Upper | Water-Repellent Microfiber + Breathable Mesh |
| Function | Anti-Smash, Anti-Slip, Anti-Static, Cushioning, Waterproof, and Protection |
| Gender | Men |
| Color | Black-brown |
| Available Occasion | Construction, Maintenance, Manufacturing, Warehouse, Logistics, Gardening, Lumberjacking, Engineering, Work and Daily Wear, etc. |
| Package | A Pair of Shoes (with Environmentally Friendly Packaging Carton) |
· CE/S2 Certified Protection
Meets rigorous European safety standards for impact resistance (200J), anti-static properties and water penetration resistance.
· Weather-Ready Performance
Water-repellent upper + mesh panels repel light rain while enhancing breathability—ideal for workshop-to-trail transitions.
· Advanced Composite Defense
Renton Shield X V2 PC toe cap provides steel-level protection (200J) with 42% less weight and zero magnetic interference.
· All-Day Mobility System
EVA midsole absorbs 78% more shock vs. standard PU
MD+RB outsole delivers 3x better slip resistance (SRA rated)
Anatomical arch support reduces fatigue during 12+ hour wear
· Modern Industrial Style
Black-brown premium microfiber combines rugged durability with urban aesthetics—equally suited for job sites and weekend adventures.
Wearer-Centric Design
✓ Effortless On/Off
Full-length side zipper + secure hook-loop strap eliminates lace adjustments.
✓ Climate Control
Breathable mesh panels regulate temperature during high-activity tasks.
✓ Hazard-Ready Traction
Multi-directional lugs grip wet metal, gravel, and oily surfaces.
SPIEZ fit true to size for most customers. If you have wide feet or are between sizes, we suggest you choose one size up for all styles.
| US (M) | EU | UK | MX | FOOT LENGTH（mm） | ||
| 6.5 | 39 | 5.5 | 5 | 241 | to | 246 |
| 7.5 | 40 | 6.5 | 6 | 248 | to | 253 |
| 8 | 41 | 7 | 6.5 | 255 | to | 260 |
| 9 | 42 | 8 | 7/7.5 | 261 | to | 266 |
| 10 | 43 | 8.5 | 8 | 268 | to | 273 |
| 10.5 | 44 | 9 | 9 | 275 | to | 280 |
| 11 | 45 | 10 | 10 | 281 | to | 286 |
| 12 | 46 | 11 | 10.5 | 288 | to | 293 |
Still debating? No worries—our hassle-free 30-day return policy allows you to try us on for size and find the perfect pair.
