
Stack profile
18 mm heel / 16 mm forefoot, 2 mm drop
Z-Sole Architecture™
No two Z-Vibe shoes share a sole. Place any two styles side by side and read the unit code, chassis, tread cut, last, stack and lacing in the same order on both columns. Reference specification for design review — not a manufacturing document.
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Stack profile
18 mm heel / 16 mm forefoot, 2 mm drop

Thermal Horizon™
Unit ZT-5041 · Z-Trek™ Cyber-Hybrid Cut
Open the styleStack profile
18 mm heel / 16 mm forefoot, 2 mm drop
Two different chassis families — Z-Welt™ stacked leather Goodyear against Z-Trek™ all-terrain exoskeleton, 0 mm apart at the drop.
| Specification | Z-Lion Roar Sovereign | Thermal Horizon 2.0 Cyber-Hybrid |
|---|---|---|
| Unit code (differs) | ZW-4999 | ZT-5041 |
| Sole unit (differs) | Z-Welt™ Sovereign Cut | Z-Trek™ Cyber-Hybrid Cut |
| Chassis system (differs) | Z-Welt™ stacked leather Goodyear | Z-Trek™ all-terrain exoskeleton |
| Built for (differs) | resoleable dress-weight construction | caged all-terrain support over broken ground |
| Tread cut (differs) | concentric compass rings radiating from a gold-hubbed pivot | fractured basalt facets with a polished torsion spine |
| Last shape | high-walled bootie last with a wrapped ankle cradle | high-walled bootie last with a wrapped ankle cradle |
| Stack & drop | 18 mm heel / 16 mm forefoot, 2 mm drop | 18 mm heel / 16 mm forefoot, 2 mm drop |
| Bogolan lacing | narrow Bogolan ribbon lace with a hand-knotted stopper | narrow Bogolan ribbon lace with a hand-knotted stopper |
| Side signature | Diamond Z lateral · Z-VIBE medial | Diamond Z lateral · Z-VIBE medial |
| Register (differs) | Z-Lion™ | Thermal Horizon™ |