---
title: "Reviews — waterpik toothbrush replacement heads - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/waterpik-toothbrush-replacement-heads/reviews"
last_updated: "2026-08-05T22:10:47.372Z"
locale: en
meta:
  description: "Niche score 47/100 · $135K/yr market · 98K searches/yr · $17.57 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 47/100 · $135K/yr market · 98K searches/yr · $17.57 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Reviews — waterpik toothbrush replacement heads - Flapen"
---

# **waterpik toothbrush replacement heads**

**Skip it**

Soft demand (-11.5% this quarter) — this niche doesn't clear our bar today.

Market size 30Growth 19Conversion 78Competition 49Returns 82Price range 82Avg price 81Brand share 30Review moat 32Quality gap 38

**Returns**

**Great****1.7%**

return rate — above 5% kills the launch gate

**Price range**

**Great****$8.89–$47.25**

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

**Avg price**

**Great****$17.57**

avg listing price — sweet spot $15–$100

**Conversion**

**Great****7.8%**

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

**Competition**

**Okay****56%**

top-5 click share — leaders hold, buyers still browse

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Review moat**

**Okay****3,296.93**

avg incumbent reviews — the moat a new listing must climb

**Market size**

**Okay****$135K**

$135K/yr · 98K searches

**Brand share**

**Okay****87%**

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

**Growth**

**Bad****-11.5%**

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

## Reviews