Green Day T-shirt
FailShoppers spend an estimated $31K a year here, so Green Day T-shirt is a Fail.
- Flapen Score
- 42 / 100Ranks 1,792 of 2,461 Fashion niches · −6 vs the category median of 4842
- Market size
- £31K/yr107K searches / yr
- 90-day growth
- -2.5%search demand this quarter
- Competition
- 44%top-5 click share · 9 brands · 39 sellers
Flapen Score
Green Day T-shirt against its category
The dotted line is the Fashion average. Past it, Green Day T-shirt is stronger. Inside it, weaker.
Market
The Green Day T-shirt market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Green Day T-shirt 107K times last year and spent an estimated £31K. The top 5 brands take 96% of clicks. Demand peaks in Dec. Flapen scores it 42 out of 100, a Fail.
01 · Demand
An estimated 2.1% of those searches ended in a purchase.
Shoppers searched for this 107K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 2.1% of those searches ended in a purchase. Searches in the last 90 days moved -2.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated £31K a year.
- Searches, last 12 months
- 107K
- Growth, 90 days vs prior 90
- -2.5%
- Conversion, latest week
- 2.1%
- Market size, estimated
- £31Ka year
- Peak month
- December2.7× the quietest month
- Top search term
- green day44K searches a year
02 · Price
A sale here is worth £14.05.
Listings sell for £14.05 on average, from £5.11 to £19.92. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 0 to 100 of them. At £14.05 that is £0 to £1K a year per listing.
- Average price
- £14.05under the $15 to $100 sweet spot
- Price range
- £5.11–£19.92
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 2K–2K
- Units per listing a year
- 0–100
- Revenue per listing a year
- £0–£1K
- Returns
- 0.8%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
19% of listings pay for placement with sponsored ads. 57% ship with Prime. On an average day, 4.0% of listings are out of stock. The average listing ranks #4,697 within Accessories. It carries 236 reviews at 4.46 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 19%
- Prime listings
- 57%
- Out of stock, average day
- 4.0%
- Average rank
- #4,697in Accessories
- Average rating
- 4.46 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 236per listing
- Listings tracked
- 37
04 · Newcomers
0 of last year's 4 launches cleared the first-year sales bar.
4 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 39 months on average, so the names here are settling in.
- Launched, last 12 months
- 4
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 39 months
Products
Top Green Day T-shirt 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 23, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Green Day Dookie 1994 Tour T-Shirt (Medium)
- Price
- £13.83
- Rating
- 4.7/5
- Reviews
- 127
- Age
- 8y ago

Rock Off Officially Licensed Products Green Day American Idiot Baseball Cap One Size
- Price
- £13.00
- Rating
- 4.8/5
- Reviews
- 9
- Age
- 2y ago

Green Day Dookie 1994 Tour T-Shirt (Large)
- Price
- £13.38
- Rating
- 4.7/5
- Reviews
- 127
- Age
- 8y ago

Green Day Idiot Flag T-Shirt White Small
- Price
- £15.77
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 1y ago

Green Day Mens American Idiot Short Sleeve T-Shirt Black Medium
- Price
- £12.40
- Rating
- 4.6/5
- Reviews
- 1,244
- Age
- 16y ago
Trending
estimated 90-day click momentum
Green Day Mens Flower Pot T-Shirt Grey Medium
- Price
- £10.93
- Rating
- 4.6/5
- Reviews
- 6
- Age
- 12y ago

Green Day Dookie 90s Souvenir T-Shirt Forest Green Small
- Price
- £6.41
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 1y ago

Rockoff Trade Mens Green Day 1994 Tour T-Shirt Black Small (Size:Small)
- Price
- £12.01
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 7y ago

Green Day Drips T-Shirt (medium)
- Price
- £13.02
- Rating
- 4.2/5
- Reviews
- 16
- Age
- 10y ago

HYMN Mens Summer Shirts 2026 | Breathable Lightweight Casual Button Down Short Sleeve Shirt | 6 Colours Easy Care Durable Buttons for Office Holiday & Daily Wear (Green L)
- Price
- £15.04
- Rating
- 3.5/5
- Reviews
- 11
- Age
- 4mo ago
Newest
by launch date
HYMN Mens Summer Shirts 2026 | Breathable Lightweight Casual Button Down Short Sleeve Shirt | 6 Colours Easy Care Durable Buttons for Office Holiday & Daily Wear (Green L)
- Price
- £15.04
- Rating
- 3.5/5
- Reviews
- 11
- Age
- 4mo ago

Green Day Dookie 90s Souvenir T-Shirt Forest Green Small
- Price
- £6.41
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 1y ago

Green Day Idiot Flag T-Shirt White Small
- Price
- £15.77
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 1y ago

Green Day Idiot Flag T-Shirt White XX-Large
- Price
- £5.11
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 1y ago

Green Day Nimrod Spray T-Shirt White Medium
- Price
- £17.63
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 44% of clicks. Leaders hold, but buyers still shop past them.
Brands
9 rising
Sellers
39
Est. top-5 brand share
96%
Top 20: 100%
Est. top-5 click share
44%
Top 20: 83%
Open market
3%
- Rock Off officially licensed products38%
- Green Day38%
- Hot Topic17%
- Zavvi2%
- HYMN1%
- Zaitun1%
- Open — no brand owns it (3 brands, 3%)
Demand
Green Day T-shirt search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Dec · busiest ÷ quietest = 2.7×
Search terms
Top Green Day T-shirt search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- green day44K/yr
- green day t-shirt18K/yr
- greenday11K/yr
- greenday t-shirt7K/yr
- green day t shirt4K/yr
- green day tshirt3K/yr
- green day merchandise10K/yr
- green day merch4K/yr
- green day shirt3K/yr
- greenday merch3K/yr
Reviews and returns
What reviews say buyers love and hate about Green Day T-shirt
We read the reviews and the return reasons for every product selling here.
“has stretched out after 2/3 wears”
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.
10 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 Green Day T-shirt 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









