The last graphic, showing how to use a broom handle as a former to push the base tape in to the well, is a good tip.
Tubs are a lot more work but do repay the effort. Unfortunately cheap ones puncture relatively easily if used on the road for general knocking around. I recommend Continental Competition, but they are costly.
https://www.condorcycles.com/blogs/journal/how-to-glue-a-tubular-tyre
The last graphic, showing how to use a broom handle as a former to push the base tape in to the well, is a good tip.
Tubs are a lot more work but do repay the effort. Unfortunately cheap ones puncture relatively easily if used on the road for general knocking around. I recommend Continental Competition, but they are costly.