Bulwark’s BLC8NV deluxe insulated bib overall is a must nave for cold weather environments and winter months. This HRC 4 Safety Apparel features a Nomex taped zipper to give extra FR Fabric and protection against arcs and blasts. Elasticized straps move with you and help cater to your shape. Reinforced knees are excellent for mechanics and/or people who spend a lot of time on the ground working in the plants and oilfield. Ankle-to-Hip zippers allow you to make these bibs breathe when in non-work areas. Elastic waist inserts accommodate to your figure and expand outward that can be helpful in the holiday season. Inside zipper guards provide your skin from getting bothered by the zippers and make these FR Bibs more functional. These deluxe FR Bib Overalls are NFPA 2112 compliant and have an Arc Rating ATPV of 43 calories/cm^2.