Vulcan Evolution Wide toe with a gentle breakover Broad heels for extra cover and to balance the wide toe Concave inner section to help keep the shoe light and assist traction Quarter clipped Built with a blend of our concepts from Blenkinsop, Fitzwygram and 3 generations of experience We feel this shoe finally bridges the gap between traditional methods and modern requirements – Truly an Evolution “Perfect for those feet needing a little more cover” EVO4 Side Clip 10 Pairs Sec 18 x 8 Width 4 1/2" - 114mm EVO5 Side Clip 10 Pairs Sec 19 x 8 Width 4 3/4" - 121mm EVO6 Side Clip 10 Pairs Sec 20 x 8 Width 5" - 127mm EVO7 Side Clip 10 Pairs Sec 21 x 8.5 Width 5 1/4" - 134mm EVO8 Side Clip 10 Pairs Sec 22 x 9 Width 5 1/2" - 140mm EVO9 Side Clip 10 Pairs Sec 23 x 9 Width 5 3/4" - 146mm EVO10 Side Clip 10 Pairs Sec 23 x 9 Width 6" - 152mm EVO11 Side Clip 10 Pairs Sec 24 x 10 Width 6 1/4" - 158mm