---
title: "Sea Glass — $283K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/sea-glass"
last_updated: "2026-08-10T05:23:14.211Z"
locale: en
meta:
description: "Niche score 56/100 · $283K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Aug 2026."
"og:description": "Niche score 56/100 · $283K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Aug 2026."
"og:title": "Sea Glass — $283K/yr Amazon US Niche (2026) - Flapen"
---
# **sea glass**
**Worth a look**
Shows a thin review moat (372 avg reviews), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 50Growth 53Conversion 42Competition 70Returns 51Price range 52Avg price 51Brand share 58Review moat 81Quality gap 63
**Review moat**
**Great****372.18**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Good****43%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Good****70%**
top-5 brand share — brands hold most of the demand
**Growth**
**Good****+24.1%**
90-day search growth — must beat 0% to launch
**Price range**
**Good****$6.28–$24.35**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Returns**
**Good****3.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Good****$12.15**
avg listing price — sweet spot $15–$100
**Market size**
**Good****$283K**
$283K/yr · 697K searches
**Conversion**
**Okay****3.3%**
search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United States niche tracking, sea glass is a $283K/yr Amazon United States market (697K searches/yr). The top 5 brands hold 70% of demand. Demand peaks in Nov–Dec. Verdict: Worth a look — 56/100.
Data updated Aug 3, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **sea glass market data**
- **Units sold / yr**
- **25K–30K**
- avg 250–500/product
- **Revenue / yr**
- **$304K–$365K**
- units × avg price
- **Conversion rate**
- **3.3%**
- **Avg BSR**
- **#300**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **94%**
- **Out of stock**
- **1.9%**
- **Avg brand age**
- **39 months**
- **Avg seller age**
- **169 days**
## **Competition & brand share**
The top 5 products take 43% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**27 **▲rising
**Sellers**
**32**
**Top-5 brand share**
**70%**
Top 20: 95%
**Top-5 click share**
**43%**
Top 20: 77%
**Open market**
**25%**
- QYGL39% - Jetec14% - Sukh6% - RCFFDL6% - Keedolla6% - Tumbler Home5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +24.1% search growth over the last 90 days.
23K18KBlack Friday '24Holiday '24Prime Day '25Spike '25Black Friday '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Nov, Dec · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/home-kitchen/sea-glass/trend)
## **Top sea glass search terms**
- **sea glass**349K/yr+23.0%2.3% conv. - **sea glass for crafts**159K/yr+24.8%3.0% conv. - **seaglass**50K/yr+22.7%2.1% conv. - **beach glass**25K/yr+49.8%2.5% conv. - **seaglass for crafts**29K/yr+11.8%3.0% conv. - **seaglass bulk**8K/yr+91.4%2.7% conv. - **blue sea glass**10K/yr+25.4%1.8% conv. - **bulk sea glass**10K/yr+17.1%1.4% conv. - **sea glass stones**6K/yr+45.6%1.5% conv. - **sea glass bulk**7K/yr+19.1%3.1% conv. [**All search terms **](https://flapen.com/research/us/home-kitchen/sea-glass/search-terms)
## **Top sea glass products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%3%$8K6%$17K9%$25K12%$34K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**QYGL Sea Glass for Crafts - 14oz Frosted Seaglass Pieces - Vase Filler and Aquarium Ornament DIY Craft Supplies for Art Beach Weddings and Home Decor (Blue Aqua Green White)**QYGL**$8.71**4.5★587 rev](https://www.amazon.com/dp/B0D2BCM5HV) [2**Jetec Sea Glass for Crafts Pieces Seaglass Decor Flat Frosted Sea Glass Ornaments Vase Filler Crushed for Beach Wedding Party Decor Home Aquarium DIY Craft Supplies 11 oz(Blue White Green)**Jetec**$8.97**4.4★1,628 rev](https://www.amazon.com/dp/B094JCR494) [3**Sea Glass for Crafts - 34oz Frosted Seaglass Pieces - Vase Filler and Aquarium Ornament DIY Craft Supplies for Art Beach Weddings and Home Decor (Blue Aqua Green White)**QYGL**$18.05**4.6★182 rev](https://www.amazon.com/dp/B0DDJPKQ5L) [4**QYGL Sea Glass Block - 1LB Colorful Mixed Frosted Sea Glass - Vase Filler and Aquarium Ornament DIY Craft Supplies for Art Sea Glass Decor Beach Weddings and Home Decor**QYGL**$9.86**4.0★49 rev](https://www.amazon.com/dp/B0FM6MPVXW) [5**Sukh Sea Glass for Crafts Bulk 15 OZ Seaglass Blue Green Clear Mix Beach Glass for Crafts Sea Glass Decor Vase Filler Sea Glass Art for DIY Home Coastal Decoration & Christmas Tree Projects**Sukh**$6.36**4.4★365 rev](https://www.amazon.com/dp/B0C4DD571Y)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**CUNHUY 2 LBS Frosted Sea Glass Bulk 32oz Colorful Assorted Beach Glass Pieces for Crafts Premium Matte Sea Glass for Vase Filler DIY Jewelry Nautical Home Decor Aquarium & Wedding Ornaments**CUNHUY**$16.55**4 rev9mo ago](https://www.amazon.com/dp/B0FY5B87WX) [**Keedolla Tumbled Sea Glass for Crafts - 10 OZ Flat Frosted Seaglass Pieces Crushed for DIY Art Crafts Vase Filler Beach Weddings Aquarium and Home Decor (Blue White Light Green)**Keedolla**$6.68**421 rev11mo ago](https://www.amazon.com/dp/B0FPCNBZMT) [**QYGL Sea Glass Block - 1LB Colorful Mixed Frosted Sea Glass - Vase Filler and Aquarium Ornament DIY Craft Supplies for Art Sea Glass Decor Beach Weddings and Home Decor**QYGL**$9.86**49 rev11mo ago](https://www.amazon.com/dp/B0FM6MPVXW) [**Keedolla White Beach Sea Glass for Crafts Frosted Seaglass Pieces Decor Vase Filler Crushed for Aquarium DIY Art Craft Beach Wedding and Home Decor**Keedolla**$9.08**421 rev1y ago](https://www.amazon.com/dp/B0FJ5B9S4Y) [**Abeillo 45oz Sea Glass for Crafts Frosted Seaglass Pieces Vase Filler and Aquarium Decor Smooth Edge Seaglass for DIY Art and Home Decor (Blue Green White)**Abeillo**$19.28**21 rev1y ago](https://www.amazon.com/dp/B0FH6Y6VV2)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**CUNHUY 2 LBS Frosted Sea Glass Bulk 32oz Colorful Assorted Beach Glass Pieces for Crafts Premium Matte Sea Glass for Vase Filler DIY Jewelry Nautical Home Decor Aquarium & Wedding Ornaments**CUNHUY**$16.55**3.6★**▲ 281%**](https://www.amazon.com/dp/B0FY5B87WX) [**JUYOULE Hand Blown Ocean Wave Glass Ball Unique Gift for Beach LoversBeach Decorations for Home Sea Glass Paperweight for Coastal Room Decor Aquarium & Ocean Themed Decorations**JUYOULE**$14.56**4.3★**▲ 154%**](https://www.amazon.com/dp/B0FG1TZKK4) [**Keedolla Tumbled Sea Glass for Crafts - 10 OZ Flat Frosted Seaglass Pieces Crushed for DIY Art Crafts Vase Filler Beach Weddings Aquarium and Home Decor (Blue White Light Green)**Keedolla**$6.68**4.3★**▲ 110%**](https://www.amazon.com/dp/B0FPCNBZMT) [**Keedolla White Beach Sea Glass for Crafts Frosted Seaglass Pieces Decor Vase Filler Crushed for Aquarium DIY Art Craft Beach Wedding and Home Decor**Keedolla**$9.08**4.3★**▲ 90%**](https://www.amazon.com/dp/B0FJ5B9S4Y) [**QYGL Sea Glass Block - 1LB Colorful Mixed Frosted Sea Glass - Vase Filler and Aquarium Ornament DIY Craft Supplies for Art Sea Glass Decor Beach Weddings and Home Decor**QYGL**$9.86**4.0★**▲ 78%**](https://www.amazon.com/dp/B0FM6MPVXW)
**~~View all trending →~~**
## **What buyers say about sea glass**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Color**30%
*“variety of colors”*
**Quality-Overall**12%
*“Excellent variety”*
**Design-Overall**9%
*“Looks great”*
**Value For Money**8%
*“Good deal”*
**Size-Overall**6%
*“the perfect size”*
**Gifting Purpose**5%
*“This is truly a cute gift”*
**Advertised Vs Actual Product**5%
*“Exactly as shown in the picture”*
**Soft Feel**2%
*“They're frosted and true in color, and they're smooth”*
**Weight Heavy**2%
*“The weight is hearty and stable”*
**Correct Contents**1%
*“Beautiful pieces”*
### **What buyers complain about **
**Size-Overall**39%
*“Too small”*
**Value For Money**8%
*“Not worth the price”*
**Quality-Overall**7%
*“Not as good as it looks”*
**Color**6%
*“Color isnt real”*
**Advertised Vs Actual Product**6%
*“Not as pictured”*
**Paint Quality**3%
*“In addition, the COLORS are PAINTED ON”*
**Hard Feel**2%
*“Rough edges”*
**Leak-Proof**2%
*“Spilled rocks”*
**Thickness**1%
*“Too thick and chunky”*
**Brightness/Shine/Glow**1%
*“Instead of looking bright or polished”*
### **Top return reasons **
**Size-Overall**54%
**Advertised Vs Actual Product**14%
**Color**11%
**Value For Money**5%
**Defective Material/Parts**3%
**Display Colors**3%
**Material Quality**2%
**Functionality-Overall**2%
**Quality-Overall**1%
**Shape/Style**1%
## **Common questions**
- **Is sea glass profitable to sell on Amazon United States?**
- The niche generates $283K/yr across 49 tracked products. 2 of 11 products launched in the last 360 days are still selling. 90-day search growth is +24.1%. Flapen's verdict: Worth a look (56/100).
- **How competitive is the sea glass niche?**
- 27 brands and 32 sellers compete. The top 5 products take 43% of clicks and top 5 brands hold 70% of demand.
- **What do buyers complain about in sea glass?**
- Top complaints mined from reviews: Size-Overall, Value For Money, Quality-Overall. The return rate is 3.0%.
- **When does demand for sea glass peak?**
- Demand peaks in Nov–Dec; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the sea glass niche?**
- Listings span $6.28–$24.35; the average listing price is $12.15 (sweet spot $15–$100). The average incumbent carries 372 reviews — the moat a new listing must climb.
## **Related niches in Home & Kitchen**
- 74 [**graduation centerpieces for tables 2023**](https://flapen.com/research/us/home-kitchen/graduation-centerpieces-for-tables-2023)$368K/yr+228.8%**Worth a look**- 74 [**artificial hanging flowers for outdoors**](https://flapen.com/research/us/home-kitchen/artificial-hanging-flowers-for-outdoors)$1.2M/yr+77.3%**Launch it**- 74 [**5th grade graduation decorations**](https://flapen.com/research/us/home-kitchen/5th-grade-graduation-decorations)$149K/yr+666.7%**Worth a look**- 75 [**4th of july party supplies**](https://flapen.com/research/us/home-kitchen/4th-of-july-party-supplies)$240K/yr>1,000%**Worth a look**- 75 [**desk goose**](https://flapen.com/research/us/home-kitchen/desk-goose)$2.2M/yr+40.7%**Launch it**- 75 [**fall candles**](https://flapen.com/research/us/home-kitchen/fall-candles)$620K/yr+155.9%**Worth a look**[**All Home & Kitchen niches **](https://flapen.com/research/us/home-kitchen)