Bethenny Frankel knows a good thing when she sees it. Instagram/BethennyFrankel

“Just B” just got a plus one.

Bethenny Frankel hard-launched her new boyfriend on Instagram this week, sharing a romantic skating rink snap with beau Shane L. Campbell , a Miami-based investment banker.

Aside from happy wishes for the new couple, several of the “RHONY” legend’s followers commented asking Frankel about her outfit, which included high-rise Guess Jeans accessorized with a “B” initial ring and holographic roller skates .

The high-low maven also included Amazon Essentials Tank Tops in her wardrobe breakdown, which are just over $12 for two — and have over 40,000 five-star reviews.

Amazon Essentials Slim-Fit Scoop Neck Tank Top, 2-Pack

Amazon

The stretchy, cotton-blend ribbed fabric tops are perfect for layering or wearing alone, as Frankel does.…