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Shark Tank Index
RounderBum

RounderBum

Deal

padded men's undergarments

RounderBum appeared on Shark Tank in Season 9.

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From the show

The Shark Tank pitch

$150K
Asked for
10%
Offered equity
$1.5M
Sought valuation
$150K
On-air deal amount
5%
Deal equity
$3M
Implied equity valuation

The pitch introduced RounderBum in Season 9, Episode 18. The episode aired January 21, 2018.

They came in asking $150,000 in exchange for 10% equity, putting a $1.5M valuation on the business.

RounderBum reached a recorded on-air agreement with Kevin O'Leary for $150,000 and 5% equity. The record lists a $3M implied deal valuation. The recorded structure also included a royalty component; the headline amount alone does not describe those terms. These are the reported on-air terms, not confirmation that funding was completed.

Season 9 has 96 pitches in the index, including 65 recorded on-air agreements. Across 241 fashion & beauty pitches with known outcomes in the index, 58% are recorded as accepted deals.

Is RounderBum still in business?

Read our 2026 update on where the company is now.

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Frequently asked questions

Where can I buy RounderBum?

We have not verified a current official store or active Amazon listing for RounderBum. The product may be discontinued or sold under a different name.

Did RounderBum get a deal on Shark Tank?

RounderBum reached a recorded on-air agreement with Kevin O'Leary for $150,000 and 5% equity. The record lists a $3M implied deal valuation. The recorded structure also included a royalty component; the headline amount alone does not describe those terms. These are the reported on-air terms, not confirmation that funding was completed.

Which shark made an on-air offer to RounderBum?

Kevin O'Leary appears in the recorded on-air terms for RounderBum. The deal answer above gives the recorded structure.

What season of Shark Tank was RounderBum on?

RounderBum appeared in Season 9, Episode 18, which aired January 21, 2018.

How much was RounderBum asking for on Shark Tank?

The founders asked for $150,000 for 10% of the company, a $1.5M valuation.

Shark Tank Index may earn a commission on purchases made through links on this page. Deal figures reflect what aired; terms sometimes change after the show.

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