---
title: "poster board letters — Niche Verdict: Skip it (44/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/arts-crafts-sewing/poster-board-letters"
last_updated: "2026-07-14T04:04:30.297Z"
locale: en
meta:
  description: "a small market ($84K/yr) — poster board letters doesn't clear our bar today."
  "og:description": "a small market ($84K/yr) — poster board letters doesn't clear our bar today."
  "og:title": "poster board letters — Niche Verdict: Skip it (44/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **poster board letters**

**Skip it**

A small market ($84K/yr) — this niche doesn't clear our bar today.

Market size 21Growth 21Conversion 39Competition 81Returns 49Price range 35Avg price 29Brand share 62Review moat 70Quality gap 37

**Competition**

**Great****34%**

top-5 click share — an open shelf

**Review moat**

**Good****700.1**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Good****68%**

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

**Returns**

**Okay****3.1%**

return rate — above 6% kills the launch gate

**Conversion**

**Okay****3.1%**

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

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Price range**

**Okay****$5.23–$20.33**

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

**Avg price**

**Okay****$9.46**

avg listing price — sweet spot $15–$100

**Market size**

**Bad****$84K**

$84K/yr · 285K searches

**Growth**

**Bad****-8.9%**

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

## **Competition**

Clicks spread well past the top 5 (34% combined) — an open shelf where new products get seen.

**Brands**

**31 **▲rising

**Sellers**

**73**

**Top-5 brand share**

**68%**

**Open market**

**28%**

- Metsyth18% - Auteard17% - Carson Dellosa Education15% - ArtSkills12% - Timenued6% - CMBBZZY4%

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%2%$2K4%$3K6%$5K8%$7K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 61 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![ArtSkills Paper Poster Letters and Numbers for Projects and Crafts 4 and 2.5 Black 150 Pieces - Multiple Sheets Per Letter Pad](https://m.media-amazon.com/images/I/51YIuPtK4SL.jpg)**ArtSkills Paper Poster Letters and Numbers for Projects and Crafts 4 and 2.5 Black 150 Pieces - Multiple Sheets Per Letter Pad**ArtSkills**$5.80**4.0★1,403 rev](https://www.amazon.com/dp/B01AKRO0DK) [2![Carson Dellosa 219-Piece Black Cutout Letters 4 Upper and Lowercase Alphabet Numbers Punctuation and Symbols for Bulletin Board Posterboard Party and Classroom Decor](https://m.media-amazon.com/images/I/41kZ7LL0jjL.jpg)**Carson Dellosa 219-Piece Black Cutout Letters 4 Upper and Lowercase Alphabet Numbers Punctuation and Symbols for Bulletin Board Posterboard Party and Classroom Decor**Carson Dellosa Education**$12.08**4.7★4,744 rev](https://www.amazon.com/dp/B08QY9MG9Z) [3![Letter Stickers Large 108 PCS Bulletin Board Letters 12 Sheets Alphabet Stickers Vinyl Self-Adhesive Stick on Letters for Poster Board Mailbox Sign DIY Crafts Classroom Party Decor(Colorful 4 Inch)](https://m.media-amazon.com/images/I/51r3buuGk+L.jpg)**Letter Stickers Large 108 PCS Bulletin Board Letters 12 Sheets Alphabet Stickers Vinyl Self-Adhesive Stick on Letters for Poster Board Mailbox Sign DIY Crafts Classroom Party Decor(Colorful 4 Inch)**Auteard**$7.46**4.7★41 rev](https://www.amazon.com/dp/B0GHFBN1MB) [4![Carson Dellosa 219 Piece 4 Inch Gold Glitter Bulletin Board Letters for Classroom Alphabet Letters Numbers Punctuation & Symbols Cut Out Letters for Bulletin Board](https://m.media-amazon.com/images/I/5155lnQSmTL.jpg)**Carson Dellosa 219 Piece 4 Inch Gold Glitter Bulletin Board Letters for Classroom Alphabet Letters Numbers Punctuation & Symbols Cut Out Letters for Bulletin Board**Carson Dellosa Education**$12.64**4.7★879 rev](https://www.amazon.com/dp/1483842371) [5![Letter Stickers 30 Sheets 1500 PCS Large Alphabet Stickers 2 Inch Vinyl Self Adhesive Stick on Sticker for Water Bottles Cup Mailbox Number Address Craft Scrapbooking Bulletin Board Decor Multicolor](https://m.media-amazon.com/images/I/51dd2dYOtrL.jpg)**Letter Stickers 30 Sheets 1500 PCS Large Alphabet Stickers 2 Inch Vinyl Self Adhesive Stick on Sticker for Water Bottles Cup Mailbox Number Address Craft Scrapbooking Bulletin Board Decor Multicolor**Metsyth**$9.88**4.7★510 rev](https://www.amazon.com/dp/B0CXPSGK36)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![Bulletin Board Letters 129 PCS Glitter Gold Letter Stickers 12 Sheets Large 4 Inch Alphabet Number Stickers Self-Adhesive Sticker Letters for Poster Board Classroom Display Mailbox Craft Party Decor](https://m.media-amazon.com/images/I/61bg9pVyn-L.jpg)**Bulletin Board Letters 129 PCS Glitter Gold Letter Stickers 12 Sheets Large 4 Inch Alphabet Number Stickers Self-Adhesive Sticker Letters for Poster Board Classroom Display Mailbox Craft Party Decor**cometin**$9.93**15 rev3mo ago](https://www.amazon.com/dp/B0GVMPYKP3) [![125 PCS Colorful Bulletin Board Letters 3 Inch Large Alphabet Stickers Vinyl Self-Adhesive Large Letter & Number Stickers for Classroom Poster Board School Projects Mailbox Signs Party Crafts Decor](https://m.media-amazon.com/images/I/61XlzQCxQGL.jpg)**125 PCS Colorful Bulletin Board Letters 3 Inch Large Alphabet Stickers Vinyl Self-Adhesive Large Letter & Number Stickers for Classroom Poster Board School Projects Mailbox Signs Party Crafts Decor**Huimdery**$6.27**10 rev3mo ago](https://www.amazon.com/dp/B0GT4TXFN4) [![153 Pcs Large Letter Stickers 12 Sheets Vinyl Self-Adhesive Alphabet Stickers Bulletin Board Letters for Classroom Poster Board Mailbox Signs Business Address Number DIY Crafts Decor (Black 4 Inch)](https://m.media-amazon.com/images/I/51wYTPPAvLL.jpg)**153 Pcs Large Letter Stickers 12 Sheets Vinyl Self-Adhesive Alphabet Stickers Bulletin Board Letters for Classroom Poster Board Mailbox Signs Business Address Number DIY Crafts Decor (Black 4 Inch)**Sinekong**$7.84**8 rev3mo ago](https://www.amazon.com/dp/B0GSW1MFHB) [![150 PCS Letter Stickers Bulletin Board Letters 12 Sheets Large Alphabet Number Stickers Waterproof Vinyl Self-Adhesive Letters for Poster Board Mailbox Crafts Classroom Home Party Decor(Black 4 Inch)](https://m.media-amazon.com/images/I/41MCyWB33NL.jpg)**150 PCS Letter Stickers Bulletin Board Letters 12 Sheets Large Alphabet Number Stickers Waterproof Vinyl Self-Adhesive Letters for Poster Board Mailbox Crafts Classroom Home Party Decor(Black 4 Inch)**Huimdery**$7.67**10 rev4mo ago](https://www.amazon.com/dp/B0GR98MJ4X) [![150 PCS Letter Stickers Bulletin Board Letters 12 Sheets Large Alphabet Number Stickers Waterproof Vinyl Self-Adhesive Letters for Poster Board Mailbox Crafts Classroom Home Decor(Colorful 4 Inch)](https://m.media-amazon.com/images/I/51hj0F2jnKL.jpg)**150 PCS Letter Stickers Bulletin Board Letters 12 Sheets Large Alphabet Number Stickers Waterproof Vinyl Self-Adhesive Letters for Poster Board Mailbox Crafts Classroom Home Decor(Colorful 4 Inch)**Huimdery**$7.50**10 rev4mo ago](https://www.amazon.com/dp/B0GR9KNMKS)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![125 PCS Colorful Bulletin Board Letters 3 Inch Large Alphabet Stickers Vinyl Self-Adhesive Large Letter & Number Stickers for Classroom Poster Board School Projects Mailbox Signs Party Crafts Decor](https://m.media-amazon.com/images/I/61XlzQCxQGL.jpg)**125 PCS Colorful Bulletin Board Letters 3 Inch Large Alphabet Stickers Vinyl Self-Adhesive Large Letter & Number Stickers for Classroom Poster Board School Projects Mailbox Signs Party Crafts Decor**Huimdery**$6.27**4.8★**▲ 267%**](https://www.amazon.com/dp/B0GT4TXFN4) [![Bulletin Board Letters 129 PCS Glitter Gold Letter Stickers 12 Sheets Large 4 Inch Alphabet Number Stickers Self-Adhesive Sticker Letters for Poster Board Classroom Display Mailbox Craft Party Decor](https://m.media-amazon.com/images/I/61bg9pVyn-L.jpg)**Bulletin Board Letters 129 PCS Glitter Gold Letter Stickers 12 Sheets Large 4 Inch Alphabet Number Stickers Self-Adhesive Sticker Letters for Poster Board Classroom Display Mailbox Craft Party Decor**cometin**$9.93**4.9★**▲ 264%**](https://www.amazon.com/dp/B0GVMPYKP3) [![150 PCS Letter Stickers Bulletin Board Letters 12 Sheets Large Alphabet Number Stickers Waterproof Vinyl Self-Adhesive Letters for Poster Board Mailbox Crafts Classroom Home Decor(Colorful 4 Inch)](https://m.media-amazon.com/images/I/51hj0F2jnKL.jpg)**150 PCS Letter Stickers Bulletin Board Letters 12 Sheets Large Alphabet Number Stickers Waterproof Vinyl Self-Adhesive Letters for Poster Board Mailbox Crafts Classroom Home Decor(Colorful 4 Inch)**Huimdery**$7.50**4.7★**▲ 258%**](https://www.amazon.com/dp/B0GR9KNMKS) [![Letter Stickers Large 108 PCS Bulletin Board Letters 12 Sheets Alphabet Stickers Vinyl Self-Adhesive Stick on Letters for Poster Board Mailbox Sign DIY Crafts Classroom Party Decor(Black 4 Inch)](https://m.media-amazon.com/images/I/41UxFOSjrTL.jpg)**Letter Stickers Large 108 PCS Bulletin Board Letters 12 Sheets Alphabet Stickers Vinyl Self-Adhesive Stick on Letters for Poster Board Mailbox Sign DIY Crafts Classroom Party Decor(Black 4 Inch)**Auteard**$6.94**4.7★**▲ 257%**](https://www.amazon.com/dp/B0GHF4QT9C) [![Bulletin Board Letters 132 Pcs 12 Sheets Large Letter Stickers Vinyl Self-Adhesive Alphabet Stickers Uppercase A-Z Letters for Poster Board Mailbox Party Classroom Decor DIY Crafts (2.5 Inch Boho)](https://m.media-amazon.com/images/I/51KBvSrB-kL.jpg)**Bulletin Board Letters 132 Pcs 12 Sheets Large Letter Stickers Vinyl Self-Adhesive Alphabet Stickers Uppercase A-Z Letters for Poster Board Mailbox Party Classroom Decor DIY Crafts (2.5 Inch Boho)**Auteard**$6.68**4.6★**▲ 254%**](https://www.amazon.com/dp/B0GKD5Z1ZD)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — -8.9% search growth over the last 90 days.

10K6KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay

Peak months: Feb, Apr, May, Oct · busiest ÷ quietest = 3.3×

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Quality-Overall**19%

*“Great variety”*

**Size-Overall**12%

*“I love the size”*

**Adhesion/Stickiness**11%

*“easy to stick”*

**Color**11%

*“variety of colors”*

**Ease Of Use**10%

*“EASY TO USE”*

**Advertised Vs Actual Product**9%

*“As advertised”*

**Value For Money**6%

*“Good deal”*

**Durability**3%

*“They are durable”*

**Design-Overall**2%

*“Overall, a very useful decoration set”*

**Brightness/Shine/Glow**2%

*“Bright Gold shiny and easy to see”*

### **What buyers complain about **

**Adhesion/Stickiness**30%

*“NOT adhesive”*

**Size-Overall**13%

*“This was not what expected did not like the size”*

**Value For Money**8%

*“i wish these were a little cheaper in price”*

**Ease Of Use**5%

*“are hard to remove after”*

**Quality-Overall**5%

*“Garbage product”*

**Advertised Vs Actual Product**4%

*“Color Not As Advertised”*

**Durability**4%

*“They fell off quickly”*

**Thickness**3%

*“Oh and as another person commented, they are very thin,”*

**Display Colors**2%

*“I could only mark one side because I only had one 'U' in that color”*

**Compatibility-Overall**1%

*“Did not work on vinyl siding”*

### **Top return reasons **

**Size-Overall**65%

**Adhesion/Stickiness**9%

**Color**7%

**Value For Money**6%

**Advertised Vs Actual Product**5%

**Display Colors**1%

**Product Condition**1%

**Functionality-Overall**1%

**Defective Material/Parts**1%

**Quality-Overall**1%