The Syzmik UltraFort ESG Elastic Side Gusset Safety Boot - Toe Guard (ZFG501) is part of Syzmik’s UltraFort work footwear range, SAI certified to AS 2210.3:2019. It has a full grain leather 1.8 - 2.0mm upper and features GripMax A/T, Aeroflex, I.C.S technology. Built for agriculture, forestry and fishing, and also suited to construction. Available in Black Nubuck / Wheat Nubuck, UK sizes 4 - 15 including 7.5, 8.5, 9.5, 10.5.
SAI Certified Product — certified to AS 2210.3:2019.
Features
- GripMax A/T: 300C Heat Rated Outsole (HRO) and SRC maximum slip resistance
- Aeroflex: Polyurethane shock absorbing midsole
- I.C.S: Heel impact cushioning system
- Trivent: Ventilated 3-layer innersole
- Compshield: Wide fit composite toe cap
- Footfresh: Microban® odour control technology
- Syzmik Tru-Fit: Wide fit EE last genuine full and half sizes
Materials
- Upper main: Full Grain Leather 1.8 - 2.0mm
- Upper trims: Elastic Side Gusset
- Lining: Soft Touch N59 Plain Twill with Microban®
Sizes
UK 4 - 15 including 7.5, 8.5, 9.5, 10.5. See the official spec sheet for US, EU and women’s size conversions.
Ideal for: Agriculture, Forestry, Fishing
Also suited for: Construction
Style code: ZFG501. Download the official Syzmik spec sheet (PDF).

















