The Kosto VPK502 Flame-Resistant High-Visibility Rain Bib Pants are designed for outdoor professionals who need waterproof protection, enhanced visibility and limited flame resistance. Constructed from high-visibility orange polyester with a polyurethane coating and flame-resistant treatment, these pants help keep workers dry in demanding weather conditions. Their bib-style design provides practical coverage for construction, roadwork and industrial applications where exposure to rain and limited flame hazards is a concern.

Key Features

Waterproof construction: High-strength heat-sealed seams help prevent water penetration during wet-weather work
Flame-resistant treatment: Self-extinguishing fabric designed to resist limited flame exposure
Reflective tape: 2-inch reflective bands around the lower legs improve visibility
Adjustable suspenders: Elastic straps provide a comfortable, customizable fit
Reinforced knees: Additional reinforcement helps withstand wear in high-stress areas
Adjustable leg openings: Snap-button closures allow adjustment around work footwear
Bib-style design: Provides extended coverage for outdoor working conditions

Intended Use

Designed for outdoor work requiring waterproof protection, high visibility and limited flame exposure resistance

Construction and infrastructure maintenance
Road maintenance and traffic control
Utilities and energy operations
Industrial maintenance
Transportation and outdoor operations

Product Specifications

Brand: Kosto
Model: VPK502
Product Type: Flame-resistant high-visibility rain bib pants
Outer Material: Polyurethane and flame-resistant polyester
Flame Resistance: Treated, self-extinguishing fabric
Waterproofing: Polyurethane coating and heat-sealed seams
Reflective Tape Width: 2 inches
Suspenders: Elastic and adjustable
Knees: Reinforced
Leg Closures: Adjustable snap buttons

Certifications & Standards

ASTM D6413/D6413M: Fabric tested using the vertical flame resistance test method
CSA Z96-22 Class 2, Level 2: Reflective tape positioning complies with the manufacturer's stated classification
ANSI/ISEA 107-2020 Class E: Supplemental high-visibility garment classification specified by the manufacturer
CSA Z96-22 Class 3, Level 2: Classification specified by the manufacturer when worn with the compatible VMK502 jacket

Safety Notice: This garment is intended for limited flame exposure only. It is not designed to protect against electric arc flash or flash fire hazards. The fabric may melt when exposed to heat. Wear over appropriate flame-resistant protective clothing.