EVA: Ultra-lightweight, waterproof foam material with excellent shock absorption and thermal insulation, suitable for light-duty work.
PVC: Affordable, sturdy, and 100% waterproof synthetic material, suitable for basic protection and general work.
Leather: Natural material with high breathability, durability, and a foot-conforming fit, suitable for leather worksite boots (rigger boots).
Rubber: Exceptionally durable rubber with superior grip and resistance to tearing, abrasion, oils, chemicals, and temperature fluctuations.
Neoprene: Flexible, 100% waterproof synthetic material with high thermal insulation that hugs the foot and retains warmth in wet and cold conditions.
Polyurethane (PU): Lightweight, flexible material with a long lifespan and excellent insulation against cold (down to -20°C / -50°C). Ideal for comfortable 8-hour wear.
Waterproofing (WR): Designed to prevent water from entering and keep feet dry in wet work environments.
Water Resistance Upper (WRU): With special treatment on the upper part of the shoe, which prevents water from entering from this area.
Water Penetration and Absorption of the Upper (WPA): Water resistance and durability of the upper against water penetration and absorption (replaces or supplements WRU).