I'll generously ignore the sarcasm and suggest that, assuming the Ultremo is actually the right tyre for your purpose from the Schwalbe range, the Continental GP4000 or Michelin Pro 3 Race would be a better choice.
and on what basis do you make that judgement? if it's based on your knowledge of CRR (coefficient of rolling resistance) you'll know you should be on Velo Flex Record or Bontrager Race X Lite Pro/Michelin Latex Tubes if you're not on FMB Silk Tubulars Criterium Tread ..
and on what basis do you make that judgement? if it's based on your knowledge of CRR (coefficient of rolling resistance) you'll know you should be on Velo Flex Record or Bontrager Race X Lite Pro/Michelin Latex Tubes if you're not on FMB Silk Tubulars Criterium Tread ..