Here's what nobody tells you about OOFOS: that famous squishy foam feels incredible for the first ten minutes and then does almost nothing. There's no real arch structure underneath it, so your foot just sinks in and rolls however it wants. My heels felt fine standing still in the kitchen. They did not feel fine after a full day of errands.

Birkenstock was the opposite problem. The cork footbed does have real structure — a proper arch and a deep heel cup — but it's rock hard out of the box. Everyone talks about the "break-in period" like it's a rite of passage. What they don't mention is the blisters across your toes and the ache in your arch while your foot fights the footbed for two to three weeks straight. By the time mine finally softened, I wasn't sure it was worth what it took to get there.

Fulton was the first pair that didn't ask me to choose between structure and comfort. The cork base gives you the same real arch support and deep heel cup as the Birkenstock, but it's finished with a plush top layer that's soft from day one — no limping through a break-in period to get there. My heel pain was noticeably better within the first week, and by week three the achiness I'd been living with for months was gone.

"I kept the Birkenstocks in the closet 'just in case' for a month. I never went back to them."

By week four, I'd stopped thinking about my feet entirely when I got dressed in the morning — I just grabbed whatever slide was by the door, which was always the Fulton.

I'm not saying OOFOS or Birkenstock are bad — I know plenty of people who love each one. But for actual arch and heel pain relief, without a painful break-in or a foam that gives out by afternoon, Fulton was the only one that worked.

If you're still trying to figure out which slide is actually going to help, I'd skip what I skipped and start here.