We hope you love the products we recommend! Just so you know, BuzzFeed may collect a share of sales from the links on this page.
This is my sister, Caroline, eight-time Ironman.
All this to say: my sister is way cooler than I am, and fit AF.
She also likes staying home (so relatable!) and travels a lot for work, so I asked her what equipment is essential for working out, both at home and on the road.