Description With FREE Delivery. Meet the CHILLIWACK side zip boot, one of the newest boots into the Apache Pro Series Range. The Chilliwack is a versatile boot engineered with the worker in mind. The boot boasts an external side zip, allowing for ease and quickness of access. Once inside the boot, it is fitted with our Apache insock, allowing core comfort you have never felt before. In addition to this the lining is manufactured with recycled bottles, as we at Apache, want to do our part to help the future of the planet. Manufactured onto our GTS PU/Rubber outsole which is heat and oil resistant to 300 degrees celcius and passes the new slip resistance test. This fully non-metallic, waterproof, breathable boot has everything you require.