Also available in Black Leather. The Parkes Zip is a Mens 95mm hiker style Lace Up safety boot with an industrial grade zipper so you dont have to worry about tying up laces every day. With a new-look Scuff Cap to increase the longevity of your boots, the Parkes Zip is a popular choice for Warehouse Staff, Construction and Courier Drivers. This boot also features a TPU Outsole that is heat resistant to 130C, a 200J safety Steel Toe Cap and Penetration Resistant component.