Between these two manual wooden rollers, the TheraFlow TF100 is the clearer overall pick for most people because it combines strong real-world satisfaction with a sturdier feel and more consistently positive stability feedback. Its main limitation is that it remains a basic manual tool and can squeak under heavier pressure.
The TheraFlow TF300 is an excellent budget-friendly alternative, especially if you like the idea of rolling both feet simultaneously and want something very lightweight for office or travel. Its biggest drawback is mixed reports on stability, including occasional tipping or movement, which may matter if you prefer strong, focused pressure.