Steel Blue Argyle® Ladies Work Boots The Argyle® Ladies is a 140mm derby style, lace-up ladies Ankle Boot with padded collar and tongue. A popular 100% comfortable choice for Mining, Construction and Road Workers with a TPU outsole heat resistant to 130 degrees and a 200 joule safety steel toecap. The Argyle® Ladies has anti-static properties and premium water resistant leather available in black and wheat nubuck.