---
title: "Products — king size plastic mattress protector - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/king-size-plastic-mattress-protector/products"
last_updated: "2026-08-07T11:13:24.675Z"
locale: en
meta:
  description: "Niche score 47/100 · $93K/yr market · 53K searches/yr · $17.91 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 47/100 · $93K/yr market · 53K searches/yr · $17.91 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Products — king size plastic mattress protector - Flapen"
---

# **king size plastic mattress protector**

**Skip it**

A deep review moat (27,893 avg reviews) — this niche doesn't clear our bar today.

Market size 23Growth 31Conversion 86Competition 20Returns 75Price range 63Avg price 82Brand share 48Review moat 12Quality gap 67

**Conversion**

**Great****9.9%**

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

**Avg price**

**Great****$17.91**

avg listing price — sweet spot $15–$100

**Returns**

**Great****2.0%**

return rate — above 5% kills the launch gate

**Quality gap**

**Good****4.3★**

avg incumbent rating — lower means beatable quality

**Price range**

**Good****$7.65–$27.46**

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

**Brand share**

**Okay****76%**

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

**Growth**

**Okay****+4.8%**

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

**Market size**

**Bad****$93K**

$93K/yr · 53K searches

**Competition**

**Bad****76%**

top-5 click share — a locked-up shelf

**Review moat**

**Bad****27,892.55**

avg incumbent reviews — the moat a new listing must climb

## Products