The Unbreakable U136 Desert Onyx Safety Boot combines sleek black leather style with next-generation protection. Rated S3L under EN ISO 20345:2022, this waterproof, oil-resistant work boot is engineered for comfort and built to last in the toughest job environments.

A composite toe cap and flexi-composite midsole deliver lightweight, non-metallic safety without sacrificing durability. With energy-absorbing heels, anti-static properties, and a tough scuff cap, these boots offer reliable performance from the ground up.

Whether you're on construction sites, in logistics, or handling tough industrial tasks, the U136 Desert Onyx boot keeps your feet protected and comfortable all day long.

Key Features

EN ISO 20345:2022 S3L SR FO safety rating
Black leather upper
Composite toe cap
Flexi-composite midsole
Oil and fuel resistant
200°C heat-resistant outsole
Anti-static properties
Energy-absorbing heel
Ultra comfort PU insole
Scuff cap and kickplate for durability
UNBREAKABLE easy-clean sole
Tough side protection and ankle support

Unbreakable U136 Desert Onyx Composite Black Leather Safety Boot