Styrofoam
FailBuyers convert on only 0.7% of searches, so Styrofoam is a Fail.
- Flapen Score
- 45 / 100Ranks 2,538 of 4,656 Arts, Crafts & Sewing niches · −1 vs the category median of 4645
- Market size
- $107K/yr878K searches / yr
- 90-day growth
- -18.6%search demand this quarter
- Competition
- 41%top-5 click share · 27 brands · 37 sellers
Flapen Score
Styrofoam against its category
The dotted line is the Arts, Crafts & Sewing average. Past it, Styrofoam is stronger. Inside it, weaker.
Market
The Styrofoam market on Amazon at a glance
Shoppers on Amazon United States searched for Styrofoam 878K times last year and spent an estimated $107K. The top 5 brands take 65% of clicks. Demand peaks in Nov. Flapen scores it 45 out of 100, a Fail.
01 · Demand
An estimated 0.7% of those searches ended in a purchase.
Shoppers searched for this 878K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 0.7% of those searches ended in a purchase. Searches in the last 90 days moved -18.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $107K a year.
- Searches, last 12 months
- 878K
- Growth, 90 days vs prior 90
- -18.6%
- Conversion, latest week
- 0.7%
- Market size, estimated
- $107Ka year
- Peak month
- November1.7× the quietest month
- Top search term
- styrofoam317K searches a year
02 · Price
A sale here is worth $16.85.
Listings sell for $16.85 on average, from $5.92 to $33.73. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 250 to 500 of them. At $16.85 that is $4K to $8K a year per listing.
- Average price
- $16.85inside the $15 to $100 sweet spot
- Price range
- $5.92–$33.73
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 30K–40K
- Units per listing a year
- 250–500
- Revenue per listing a year
- $4K–$8K
- Returns
- 3.7%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
96% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 4.0% of listings are out of stock. The average listing ranks #64 within Craft Foam. It carries 1,098 reviews at 4.41 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 96%
- Prime listings
- 100%
- Out of stock, average day
- 4.0%
- Average rank
- #64in Craft Foam
- Average rating
- 4.41 starsAmazon United States average 4.42 stars
- Average reviews
- 1,098per listing
- Listings tracked
- 46
04 · Newcomers
3 of last year's 5 launches cleared the first-year sales bar.
5 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 43 months on average, so the names here are settling in.
- Launched, last 12 months
- 5
- Successful launches
- 3Amazon's first-year sales bar
- Average brand age
- 43 months
Products
Top Styrofoam products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 8, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
8 Pack Crafare Craft Foam Blocks 6x4x2in Polystyrene Brick Arts & Projects
- Price
- $14.74
- Rating
- 4.6/5
- Reviews
- 536
- Age
- 3y ago

Crafare 4 Pack Craft Foam Blocks 14x7x1in Styrofoam Sheets for Art Projects
- Price
- $15.66
- Rating
- 4.2/5
- Reviews
- 83
- Age
- 3y ago

FLOFARE Pack of 3 Floral Foam Blocks Each (6L x 3W x 1.75H) Green Wet & Dry Flower Foam for Fresh & Artificial Flower Arrangement Plant Foam Florist Supplies for DIYs Arts Crafts & Weddings
- Price
- $7.07
- Rating
- 4.4/5
- Reviews
- 2,185
- Age
- 3y ago

Super Z Outlet Foam Rectangle Blank Polystyrene Sheet Boards for Arts and Crafts Blank White DIY Project Party Decorations (16 x 11 x 2 Inches) (3)
- Price
- $22.30
- Rating
- 4.5/5
- Reviews
- 175
- Age
- 5y ago

6 Pack 5.5L x 3.1W x 1.6H Floral Foam Blocks Styrofoam for Planters
- Price
- $8.80
- Rating
- 4.3/5
- Reviews
- 289
- Age
- 10mo ago
Trending
estimated 90-day click momentum
8 Pcs Craft Foam Blocks 6x4x2 Inch Styrofoam Blocks White Foam Bricks
- Price
- $13.24
- Rating
- 4.9/5
- Reviews
- 18
- Age
- 4mo ago

vibedor 12 PCS 3 Inch Half Foam Balls White
- Price
- $8.54
- Rating
- 4.4/5
- Reviews
- 105
- Age
- 1y ago

6 Pack 5.5L x 3.1W x 1.6H Floral Foam Blocks Styrofoam for Planters
- Price
- $8.80
- Rating
- 4.3/5
- Reviews
- 289
- Age
- 10mo ago

Crafare 4 Pack Craft Foam Blocks 14x7x1in Styrofoam Sheets for Art Projects
- Price
- $15.66
- Rating
- 4.2/5
- Reviews
- 83
- Age
- 3y ago

BENECREAT 5 Sheets 3mm White Foam Boards 11.8x7.8inch Rectangle Foam PVC Sheet Poster Board Mount Board for Mounting Crafts Modelling Art Display School Projects
- Price
- $9.62
- Rating
- 4.5/5
- Reviews
- 542
- Age
- 5y ago
Newest
by launch date
8 Pcs Craft Foam Blocks 6x4x2 Inch Styrofoam Blocks White Foam Bricks
- Price
- $13.24
- Rating
- 4.9/5
- Reviews
- 18
- Age
- 4mo ago

6-Pack Floral Foam Blocks 8.9x4.1x2.7 in Wet & Dry Styrofoam for Flowers
- Price
- $20.08
- Rating
- 4.7/5
- Reviews
- 325
- Age
- 8mo ago

6 Pack 5.5L x 3.1W x 1.6H Floral Foam Blocks Styrofoam for Planters
- Price
- $8.80
- Rating
- 4.3/5
- Reviews
- 289
- Age
- 10mo ago

vibedor 12 PCS 3 Inch Half Foam Balls White
- Price
- $8.54
- Rating
- 4.4/5
- Reviews
- 105
- Age
- 1y ago

Ortarco Pack of 3 Wet & Dry Floral Flower Foam Blocks (5.5 x 3.1 x 1.7)
- Price
- $5.92
- Rating
- 4.2/5
- Reviews
- 654
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 41% of clicks. Leaders hold, but buyers still shop past them.
Brands
27 falling
Sellers
37
Est. top-5 brand share
65%
Top 20: 95%
Est. top-5 click share
41%
Top 20: 77%
Open market
31%
- Crafare35%
- SilverlakeLLC9%
- FLOFARE9%
- Super Z Outlet7%
- Mkobon5%
- LUOKER5%
Demand
Styrofoam search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Nov · busiest ÷ quietest = 1.7×
Search terms
Top Styrofoam search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- styrofoam317K/yr
- styrofoam block217K/yr
- styrofoam sheets92K/yr
- styrofoam blocks48K/yr
- foam blocks for crafts30K/yr
- large styrofoam blocks25K/yr
- polystyrene foam17K/yr
- craft foam block16K/yr
- polystyrene15K/yr
- styrofoam blocks for crafts13K/yr
Reviews and returns
What reviews say buyers love and hate about Styrofoam
We read the reviews and the return reasons for every product selling here.
“Super small”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
16 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Styrofoam questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









