---
title: "Products — lung tank"
canonical_url: "https://flapen.com/research/us/sports-outdoors/lung-tank/products"
last_updated: "2026-08-12T15:47:42.897Z"
locale: en
meta:
  description: "Amazon product research for lung tank: $52K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
  "og:description": "Amazon product research for lung tank: $52K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
  "og:title": "Products — lung tank"
---

# **Lung Tank**

**Worth a look**

Shows a fragmented shelf (top 5 take 22% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 65Growth 84Conversion 6Competition 93Returns 22Price range 13Avg price 49Brand share 62Review moat 88Quality gap 93

**Competition**

**Great****22%**

top-5 click share — an open shelf

**Quality gap**

**Great****4.0★**

avg incumbent rating — lower means beatable quality

**Review moat**

**Great****240.95**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Great****+82.2%**

90-day search growth — must beat 0% to launch

**Market size**

**Good****$623K**

$623K/yr · 684K searches

**Brand share**

**Good****68%**

top-5 brand share — brands hold most of the demand

**Avg price**

**Okay****$182.25**

avg listing price — sweet spot $15–$100

**Returns**

**Bad****5.9%**

return rate — above 5% kills the launch gate

**Price range**

**Bad****$29.69–$584.47**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Conversion**

**Bad****0.5%**

search→purchase rate — share of searches ending in a sale

**Signals**[** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")

## Products