Geology of British Columbia: A Journey Through Time climb haul bag MOLDED VTR Our Variable Amount:CA$800.00 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 Colors: red yellow blue green SYDNEY CANNINGS is a zoologist working on endangered species for Environment Canada in Whitehorse 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