Boston Polo Ladies Colour:Black they offer a refined silhouette 57 JH302S CHARCOAL they offer a refined silhouette mesh and any other trims on the garment are FR rated Twin hoop bio motion tape configuration improves recognition of human shape at distance X back rail taping configuration Gusset sleeve closure for extra protection with FR rated press studs Concealed FR press stud centre closure for extra protection and quick removal in case of fire or arc flash Two chest pockets with covered FR press stud closures FR rated mesh in the under arms and upper back to increase air flow and keep you cool Loxy FR Tape FR rated heat transfer label that clearly shows FR rating of garment so workers can be quickly identified as having the right level of protection Made from 170g 100% Polyester Ice Cool High performance fabric The Boston Polo uses body cooling technology to draw heat away from the wearer