watercolor postcards
Worth a lookShows low returns (0.9%), but soft demand (-29.5% this quarter) keeps it on the watch list.
Returns
Incredible0.9%return rate — above 5% kills the launch gate
Conversion
Great9.8%search→purchase rate — share of searches ending in a sale
Review moat
Great416.06avg incumbent reviews — the moat a new listing must climb
Brand share
Good63%top-5 brand share — brands hold most of the demand
Competition
Good43%top-5 click share — leaders hold, buyers still browse
Avg price
Okay$10.80avg listing price — sweet spot $15–$100
Market size
Okay$201K$201K/yr · 190K searches
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Price range
Bad$6.85–$16.72cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Bad-29.5%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, watercolor postcards is a $201K/yr Amazon United States market (190K searches/yr). The top 5 brands hold 63% of demand. Demand peaks in Jul–Dec. Verdict: Worth a look — 53/100.
Data updated Jul 10, 2026 · scored weekly · How we score niches
watercolor postcards market data
- Units sold / yr
- 13K–15K
- avg 250–500/product
- Revenue / yr
- $135K–$162K
- units × avg price
- Conversion rate
- 9.8%
- Avg BSR
- #1,411
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 90%
- Out of stock
- 9.8%
- Avg brand age
- 32 months
- Avg seller age
- 191 days
Competition & brand share
The top 5 products take 43% of clicks — established leaders, but buyers still shop beyond them.Brands
22 rising
Sellers
52
Top-5 brand share
63%
Top 20: 99%
Top-5 click share
43%
Top 20: 93%
Open market
30%
- Prudiut25%
- PATIKIL11%
- Funto10%
- fuceury9%
- Strathmore8%
- TX liteart7%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -29.5% search growth over the last 90 days.Peak months: Jul, Dec · busiest ÷ quietest = 2.0×
Top watercolor postcards search terms
- watercolor postcards78K/yr
- watercolor postcards blank 4 x 639K/yr
- watercolor postcards blank 5 x 73K/yr
- water color postcards blank11K/yr
- watercolor paper postcards10K/yr
- postcard watercolor paper5K/yr
- watercolor postcard4K/yr
- watercolor post cards5K/yr
- water color post cards3K/yr
- watercolor postcard paper5K/yr
Top watercolor postcards 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Funto Blank Watercolor Paper Postcards 50 Cards 4x6 140lb/300gsm Acid-Free Heavyweight Art Paper for Thank You Notes & Greeting Cards
Funto$15.714.7★885 rev
50 Pieces Watercolor Postcards 100% Cotton 140lb/300gsm Blank Postcards
fuceury$7.974.6★187 rev
Prudiut 50 Pack Watercolor Postcards 4x6 140lb/300gsm Watercolor Paper Blank Postcards for DIY Mailing Painting Invitations Mothers Day Gifts Cards for Mom
Prudiut$8.024.6★174 rev
Prudiut 48 Sheets 4x6 Watercolor Postcards 140lb/300gsm Blank Postcards Watercolor Paper Cards Art Supplies for Painting DIY Mailing Invitations Greeting Cards (Green)
Prudiut$11.614.8★480 rev
PATIKIL 24 Sheets Watercolor Postcards 4x6 Blank Watercolor Paper Post Cards 140lb/300gsm Journal 100% Cotton Paper Bulk for Mailing Paint DIY Art Invitations Greeting Blue - Smooth
PATIKIL$10.624.5★144 rev
Newest
by launch date
LOTMER 100 Pack Watercolor Postcards 100% Cotton 140lb/300gsm Blank Postcards 4x6 Inch Watercolor Paper Post Cards Blank Watercolor Cards for DIY Mailing Painting Invitations Gift Cards
LOTMER$9.993 rev
100 Sheets Watercolor Paper 4x6 White Water Color Paper Bulk 140lb/300gsm Cold Press Water Color Paper for Artists Drawing Coloring Sketching Painting Arts and Crafts Supplies for Kids Adults
Donyang$9.841,555 rev
KOVIEDE 50 Sheets 4x6 Watercolor Postcards 140lb/300gsm 100% Cotton Blank Postcards Water Color Paper Cards Art Supplies Great for Coloring Mailing Valentines Greeting Cards
KOVIEDE$12.0514 rev
60 Sheets Watercolor Postcards 4 x 6 Inch 140lb/300GSM Cold Press Blank Postcards for Art Watercolor Thick Cotton Paper Cards for Painting Mailing Invitation Greeting Cards and Holiday Art
TX liteart$9.6049 rev
Prudiut 50 Pack Watercolor Postcards 4x6 140lb/300gsm Watercolor Paper Blank Postcards for DIY Mailing Painting Invitations Mothers Day Gifts Cards for Mom
Prudiut$8.02174 rev
Trending
90-day click momentum100 Sheets Watercolor Paper 4x6 White Water Color Paper Bulk 140lb/300gsm Cold Press Water Color Paper for Artists Drawing Coloring Sketching Painting Arts and Crafts Supplies for Kids Adults
Donyang$9.844.6★
LOTMER 100 Pack Watercolor Postcards 100% Cotton 140lb/300gsm Blank Postcards 4x6 Inch Watercolor Paper Post Cards Blank Watercolor Cards for DIY Mailing Painting Invitations Gift Cards
LOTMER$9.995.0★
KOVIEDE 50 Sheets 4x6 Watercolor Postcards 140lb/300gsm 100% Cotton Blank Postcards Water Color Paper Cards Art Supplies Great for Coloring Mailing Valentines Greeting Cards
KOVIEDE$12.054.8★
80 Sheets Watercolor Paper Bulk 110 lb/230 GSM Cold Press Paper White Water Color Paper for Kids Child Students Adults Artists Drawing Wedding Gift Cards(5 x 7 Inch)
Prudiut$6.854.6★
60 Sheets Watercolor Postcards 4 x 6 Inch 140lb/300GSM Cold Press Blank Postcards for Art Watercolor Thick Cotton Paper Cards for Painting Mailing Invitation Greeting Cards and Holiday Art
TX liteart$9.604.8★
What buyers say about watercolor postcards
What buyers praise and complain about, mined from review topics.What buyers love
“Great Quality & Excellent Gift”
“Great value”
“color accuracy was perfect”
“The envelopes are nice & thick,”
“They are a nice size”
“As advertised”
“Great paper”
“easy to paint on”
“textured”
“seem durable”
What buyers complain about
“The paper feels thick”
“Disappointed in the quality”
“Does not hold paint or water well”
“NOT white”
“not as described”
“have no adhesive to seal them”
“which gets SUPER expensive as time goes on”
“if a bit flimsy”
“not particular for self printing”
“discovered it did not let the water”
Top return reasons
Common questions
- Is watercolor postcards profitable to sell on Amazon United States?
- The niche generates $201K/yr across 31 tracked products. 3 of 10 products launched in the last 360 days are still selling. 90-day search growth is -29.5%. Flapen's verdict: Worth a look (53/100).
- How competitive is the watercolor postcards niche?
- 22 brands and 52 sellers compete. The top 5 products take 43% of clicks and top 5 brands hold 63% of demand.
- What do buyers complain about in watercolor postcards?
- Top complaints mined from reviews: Thickness, Quality-Overall, Paint Quality. The return rate is 0.9%.
- When does demand for watercolor postcards peak?
- Demand peaks in Jul–Dec; the busiest month runs 2.0× the quietest.
- What does it cost to enter the watercolor postcards niche?
- Listings span $6.85–$16.72; the average listing price is $10.80 (sweet spot $15–$100). The average incumbent carries 416 reviews — the moat a new listing must climb.