When welding or working with hot metals, ordinary clothing doesn’t cut it. ISO 11611 sets the standard for protective garments for welding and allied processes, specifying safety requirements to shield wearers from molten metal splatter, radiant heat, flame contact, and short-duration electric arcs. Big Bill's certified ISO 11611 garments are engineered with that protection in mind. Whether you’re wearing coveralls, pants or work coats, each piece is built to withstand welding hazards while giving you mobility, durability, and comfort for long workdays. With certified arc-rated fabrics and tested compliance, our clothing helps protect your body from sparks, spills, radiant heat, and molten metal, letting you work with confidence even in the toughest welding environments. Choose from a variety of garments designed for different hazards and workflows, from lighter duty welds to high-spatter, high-heat applications. Big Bill ISO 11611 gear is built for welders who demand protection that works as hard as they do.