Mack Rider Safety Dealer Boots. Rider is an easy wear, easy pull on elastic safety boot with steel toe cap. Water repellent Nubuck leather uppers with pull on loops front & back. The lightweight rubber nitrile sole is resistant to oils, acids, alkalis & hydrolysis. They are also heat resistant to 300 degrees C. A tough & comfortable safety dealer boot from the land down under where beer does flow & men chunder. Just to note that we have received very positive comments on these boots from some of the grumpiest & hard to please customers that we deal with. Praise indeed!