10 Cosmo Editors put the viral comfy shoe brand VIVAIA to the test

I f you've been on the internet lately (which you probs have been, considering you found your way here!), you've likely seen ...

Finally, a running shoe that actually works for lifting too — and it’s a total game changer

We tested the RAD-1 to see if it really performs as both a running shoe and a cross-trainer — and the results impressed us ...