3M Disposable Protective Coverall 4540 , 3M Disposable Protective Coverall Safety Work Wear 4540+ helps protect against certain light liquid splashes and hazardous dusts, including nuclear particles. This coverall offers a hooded option for protection of the head and neck. Advanced, breathable and lightweight materials help reduce heat build-up and promote comfortable wear. 3M Disposable Protective Coverall Safety Work Wear 4540+ offers high-performance protection while delivering worker comfort. This coverall is constructed with a non-woven laminated material and a breathable, SMMMS fabric back panel to help improve air ventilation. The microporous PE laminate is low linting and comes with an anti-static treatment on both sides. The back panel helps reduce heat build-up while providing a barrier against hazardous particles and limited liquid splashes. The coveralls also feature extra room in the arms and legs for enhanced mobility; two-way zippers for added on-off convenience, and storm flaps and seamless shoulders and sleeve tops for extra protection. All sizes have knit cuffs and elastic waist and ankles for increased comfort and mobility. - Protective coverall helps protect against certain light liquid splashes and hazardous dusts - Microporous PE laminate offers a barrier against hazardous particles and liquid splashes - Breathable, SMMMS fabric back panel helps improve air ventilation and helps reduce heat build-up - Reinforcement gusset between the legs to help provide increased durability during bending and squatting - Meets government standards for Type 6 Splashes, Type 5 Dust, Anti-Static and Nuclear protection - Elastic waist and ankles for convenience and freedom of movement. - Two-way zipper with sealable storm flap for convenience and to help provide additional protection. - Three panel hood design helps provide a more comfortable fit and a sleek, low-profile style.