Shark Tank · Season 8 · Aired January 13, 2017
Shark Tank Season 8, Episode 13 Products
4 pitches, 2 deals and $175K invested on air. Here's every product from the episode, what the founders asked for, what they got and where they are now.
Episode at a glance
- 💰 Biggest deal: Pinblock, $100K for 50% with Kevin O'Leary.
- 🦈 Sharks who invested: Barbara Corcoran, Kevin O'Leary.
- 📍 Where they are now: 1 of 4 companies are confirmed still operating or were acquired (checked November 2026).
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Pitch 1
Grease Bags
DealStatus unconfirmedGrease Bags are disposable, compostable bags designed to collect leftover cooking grease.
- Asked
- $75K for 25%
- Result
- $75K for 50%
- Shark
- Barbara Corcoran
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Pitch 2Pinblock
DealStill in businessPinblock makes flexible building blocks that bend, twist and connect in more ways than rigid bricks.
- Asked
- $100K for 20%
- Result
- $100K for 50%
- Shark
- Kevin O'Leary
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Pitch 3
Mama's Milk Box
No dealOut of businessMama's Milk Box is a subscription box service delivering women's clothing, oriented toward mothers.
Now: The subscription service closed in November 2018, according to founder Elena Petzold's LinkedIn profile.
- Asked
- $200K for 20%
- Result
- No deal
- Shark
- -
-
Pitch 4
Nice Pipes
No dealStatus unconfirmedNice Pipes makes arm and leg warmers from yoga-style performance fabric.
- Asked
- $100K for 10%
- Result
- No deal
- Shark
- -
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Frequently asked questions
What products were on Shark Tank Season 8 Episode 13?
The pitches were Grease Bags, Pinblock, Mama's Milk Box and Nice Pipes.
Who got a deal on Shark Tank Season 8 Episode 13?
Grease Bags (Barbara Corcoran) and Pinblock (Kevin O'Leary) made deals.
When did Season 8 Episode 13 air?
It first aired on January 13, 2017.