water brush
Worth a lookShows low returns (0.9%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Returns
Incredible0.9%return rate — above 6% kills the launch gate
Conversion
Great7.6%search→purchase rate — share of searches ending in a sale
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Competition
Good44%top-5 click share — leaders hold, buyers still browse
Brand share
Good68%top-5 brand share — brands hold most of the demand
Review moat
Good1,112.9avg incumbent reviews — the moat a new listing must climb
Price range
Good$3.50–$26.80cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay$237K$237K/yr · 340K searches
Growth
Okay+4.9%90-day search growth — must beat 0% to launch
Avg price
Okay$9.20avg listing price — sweet spot $15–$100
Competition
The top 5 products take 44% of clicks — established leaders, but buyers still shop beyond them.Brands
20 rising
Sellers
74
Top-5 brand share
68%
Open market
26%
- Pentel23%
- KFHENSOMR16%
- JusArt12%
- Mr. Pen10%
- Prasacco7%
- UPINS6%
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 40 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
JusArt Water Brush Pens 6-Pack Leak-Proof Refillable Watercolor Pens for Acrylic and Gouache Painting - Includes Pointed & Flat Tip Styles - Portable Water Brushes for Artists Beginners Adults
JusArt$8.444.6★449 rev
Pen that Sprays Water Water Spary Kids Toy Pen 2 in 1 Funny Prank Retractable Pens for Pranks and Tricks Writing and Spraying Blue & Orange 2pcs
KFHENSOMR$7.564.1★46 rev
Pentel Japan Aquash Water-Brush 3 types of set
Pentel$11.394.7★288 rev
Mr. Pen- Watercolor Brush Pens 6 pcs
Mr. Pen$5.784.4★3,075 rev
Prasacco 8-Piece Watercolour Brush Pens - Refillable Water Brush Pens for Watercolor Painting Artists Calligraphy
Prasacco$6.504.3★419 rev
Newest
by launch date
Water Spray Pen Dual-Function Writing Tool with Surprise Spray Feature Office Stress Relief and Party Entertainment ABS Plastic Construction with Two Color Options
NCXFTP$9.181 rev
FNANJWQ 3 Pcs Pen that Sprays Water Water Spary Kids Toy Pen 2 in 1 Funny Prank Retractable Pens for Pranks and Tricks Writing and Spraying Blue Red Orange
FNANJWQ$8.390 rev
Pen that Sprays Water Water Spary Kids Toy Pen 2 in 1 Funny Prank Retractable Pens for Pranks and Tricks Writing and Spraying Orange
FNANJWQ$5.732 rev
Water Brush Pens 6pcs Leak-Proof Refillable Watercolor Pens Includes Pointed & Flat Tip Styles Portable Water Brushes for Artists Beginners Adults
OTKJMH$5.066 rev
Water Brush Pens 6pcs Leak-Proof Refillable Watercolor Pens Includes Pointed & Flat Tip Styles Portable Water Brushes for Artists Beginners Adults(Red)
OTKJMH$4.976 rev
Trending
90-day click momentumWater Spray Pen Dual-Function Writing Tool with Surprise Spray Feature Office Stress Relief and Party Entertainment ABS Plastic Construction with Two Color Options
NCXFTP$9.181.0★
Water Brush Pens 6pcs Leak-Proof Refillable Watercolor Pens Includes Pointed & Flat Tip Styles Portable Water Brushes for Artists Beginners Adults(Red)
OTKJMH$4.975.0★
FNANJWQ 3 Pcs Pen that Sprays Water Water Spary Kids Toy Pen 2 in 1 Funny Prank Retractable Pens for Pranks and Tricks Writing and Spraying Blue Red Orange
FNANJWQ$8.390.0★
Pen that Sprays Water Water Spary Kids Toy Pen 2 in 1 Funny Prank Retractable Pens for Pranks and Tricks Writing and Spraying Orange
FNANJWQ$5.735.0★
Pen that Sprays Water Water Spary Kids Toy Pen 2 in 1 Funny Prank Retractable Pens for Pranks and Tricks Writing and Spraying Blue 2pcs
KFHENSOMR$7.534.1★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +4.9% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.5×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Ease of use”
“the quality is solid for an entry-level artist”
“Great value”
“No leaks”
“Nice selection of sizes”
“Ease of cleaning”
“Fun toy”
“have good colors”
“Work great for on the go painting”
“I especially like how portable they are—perfect for travel”
What buyers complain about
“Impossible to open”
“Low Quality”
“it leaks”
“I thought they had colors in the pen”
“Now I know why they were cheap”
“Didn't work”
“The plastic is so cheap there are threads”
“the second wouldnt hold water”
“so probably it breaks pretty easily”
“My only heads up is that the paint can sometimes sneak back up into the water chamber”