Geology of British Columbia: A Journey Through Time climb haul bag Their ColorTec technology creates a Waterproof Tear Resistant Their ColorTec technology creates a clearly recognizable change in color between the two halves of the rope and therefore a durable center mark MOLDED VTR Our Variable Thickness Rand (VTR) system puts thinner rand rubber in areas to reduce pressure points and hot spots around the foot as well as thicker rubber for increased longevity in the high wear zones near the toe for durability and performance Publisher: Greystone Books He has also worked as an endangered species specialist for the British Columbia government and as the curator of the Spencer Entomological Museum at the University of British Columbia