Bullard® Metal Cooling Heating Tube (Used With DC70 Cool Vest) Ratchet style 100% ANSI Class II Certified 100% ANSI Class II Certified Fluorescent Polyester Vest with a fabric front and mesh back Length SM 48 28 24 1 2 MD 50 28 25 LG 54 28 25 1 2 LGT 54 32 25 1 2 XL 58 28 26 XLT 58 32 27 2X 62 29 26 1 2 2XT 62 33 27 1 2 3X 66 29 27 3XT 66 33 33 4X 70 30 27 1 2 4XT 70 34 34 5X 74 31 28 5XT 74 35 35 6X 78 32 28 6XT 78 36 36 7X 82 33 29 7XT 82 37 37 + 1 1 1 All measurements are in inches to the exterior of the garment Item Details: Attributes Values Product Type Cooling Heating Tube Material Metal Number of Workers 1