Rotoflex Racer 1300 RotoFlex Basic PhysioNova Bootsco Workwear Noosaville Blundstone 8550 ROTOFLEX Series WHEAT RotoFlex Blundstone Australia ROTOFLEX COUPLING 01X60 Robush. The pinnacle of our RotoFlex Range, the wheat #8560 combines world leading design, an all new comfort system and composite toe protection with all the legendary Blundstone durability you know and love. Certified to: STANDARD AS 2210. 3: 2019 ASTM F2413 18 INCLUDING EH (CLAUSE 5. 6)