Is message in a bottle profitable to sell on Amazon United States?

The niche generates $53K/yr across 39 tracked products. 1 of 18 products launched in the last 360 days are still selling. 90-day search growth is +22.7%. Flapen's verdict: Worth a look (53/100).

How competitive is the message in a bottle niche?

31 brands and 35 sellers compete. The top 5 products take 38% of clicks and top 5 brands hold 53% of demand.

What do buyers complain about in message in a bottle?

Top complaints mined from reviews: Size-Overall, Value For Money, Quality-Overall. The return rate is 2.9%.

When does demand for message in a bottle peak?

Demand peaks in Dec; the busiest month runs 1.6× the quietest.

What does it cost to enter the message in a bottle niche?

Listings span $5.40–$56.54; the average listing price is $22.28 (sweet spot $15–$100). The average incumbent carries 171 reviews — the moat a new listing must climb.

message in a bottle

Worth a look

Shows a sweet-spot price point ($22.28 avg), but a small market ($53K/yr) keeps it on the watch list.

Avg price

Great$22.28

avg listing price — sweet spot $15–$100

Review moat

Great171.49

avg incumbent reviews — the moat a new listing must climb

Brand share

Great53%

top-5 brand share — no brand owns this niche

Price range

Great$5.40–$56.54

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Great38%

top-5 click share — an open shelf

Returns

Good2.9%

return rate — above 5% kills the launch gate

Growth

Good+22.7%

90-day search growth — must beat 0% to launch

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Conversion

Bad1.9%

search→purchase rate — share of searches ending in a sale

Market size

Bad$53K

$53K/yr · 127K searches

Signals Low Review Barrier Out of Stock

According to Flapen's Amazon United States niche tracking, message in a bottle is a $53K/yr Amazon United States market (127K searches/yr). The top 5 brands hold 53% of demand. Demand peaks in Dec. Verdict: Worth a look — 53/100.

Data updated Aug 1, 2026 · scored weekly · How we score niches

message in a bottle market data

Units sold / yr: 3K–4K; avg 0–100/product
Revenue / yr: $67K–$89K; units × avg price
Conversion rate: 1.9%
Avg BSR: #1,657
Page quality: 0%
Prime: 82%
Sponsored: 92%
Out of stock: 10.9%
Avg brand age: 38 months
Avg seller age: 192 days

Competition & brand share

Clicks spread well past the top 5 (38% combined) — an open shelf where new products get seen.

Brands

31 rising

Sellers

Top-5 brand share

53%

Top 20: 91%

Top-5 click share

38%

Top 20: 82%

Open market

42%

Baderke23%
Shimmeroo12%
Maxdot7%
HOME DECOR SAILINGSTORY6%
exciting Lives6%
CHALEEMANG5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +22.7% search growth over the last 90 days.

Peak months: Dec · busiest ÷ quietest = 1.6×

Open Trend

Top message in a bottle 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.

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

Baderke 12 Pcs 5.6 oz Message Bottles with Letter Printer Paper Plastic Bottles & Corks Twines for Message Invitations Birthday Wedding Baby Shower DIY Crafts Gift Party Favors (Vintage)

Baderke$19.354.1★40 rev

Shimmeroo 110Pcs Mini Scroll Paper with Drift Bottle Message in a Bottles

Shimmeroo$7.794.6★5 rev

Baderke 24 Pcs 5.6 oz Message Bottles with Letter Printer Paper Plastic Bottles & Corks Twines for Message Invitations Birthday Wedding Baby Shower DIY Crafts Gift Party Favors (Vintage)

Baderke$27.224.1★40 rev

SAILINGSTORY Message in a Bottle Glass Keepsake Wish Jar 2 Pack

HOME DECOR SAILINGSTORY$18.814.8★30 rev

Message in a Bottle Love Gift Romantic Vintage Style Bottle with Love Note for Couples Girlfriend Boyfriend Wife Husband Valentines Day Anniversary & Birthday

exciting Lives$32.664.0★68 rev

Newest

by launch date

Recordable Christmas Tree Message in a Bottle Voice Recording Holiday Keepsake with Playback a sentimental Christmas Gift with Snowy Scene and Playback

Generic$20.052 rev

3w ago

Wenqik 25 Set Message in Bottle Kit 5.6oz Plastic Potion Bottles with Corks Letter Paper Sea Shells Vintage Ocean Message Bottle Set DIY Crafts Gift for Wedding Birthday Beach Party Invitations

Wenqik$28.771 rev

3mo ago

Shimmeroo 120PCS Mini Scroll Paper with Drift Bottle - Mini Message in a Bottles Parchment Paper for Writing Wishes Messages Birthdays Anniversaries Celebrations Couples(100pc Scroll 20pc Bottle)

Shimmeroo$8.401 rev

4mo ago

Gandeer 100 Pack 10ml Message Wishing Bottle Kit Mini Glass Bottles with Cork Stopper Mini Scrolls Message Bottle with Label Tag for Time Capsule DIY Art Wedding Baby Shower Party Favor

Gandeer$29.922 rev

4mo ago

LemonRoad 30 Pcs Message Bottles with Vintage Letter Printer Paper 6.8 oz Plastic Message Bottles with Cork Labels Twine for Wedding Invitations Birthday DIY Craft

LemonRoad$28.833 rev

5mo ago

What buyers say about message in a bottle

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall17%

“The quality is solid”

Size-Overall16%

“Overall good size”

Gifting Purpose15%

“Nice gift”

Advertised Vs Actual Product12%

“Exactly what I needed”

Value For Money7%

“Definitely worth the money”

Display-Overall5%

“guests were able to read it perfectly”

Design-Overall4%

“the finished bottles have a charming decorative appearance”

Color3%

“Very colorful and well made for what Im using them for”

Fun/Entertainment Experience3%

“Cute and Fun”

Durability3%

“Durable”

What buyers complain about

Size-Overall29%

“the bottles are bigger than expected”

Value For Money8%

“Way over priced for sticker engraving”

Quality-Overall8%

“Cheap”

Assembly/Installation7%

“Not assembled properly”

Ease Of Use5%

“not easily”

Ease Of Cleaning5%

“they did seem to have a thin film of dust on them so make sure to wash them before use”

Defective Material/Parts5%

“it seemed like a defect in the molding”

Adhesion/Stickiness5%

“These are great BUT the corks do not stay on which is frustrating”

Gifting Purpose3%

“It was a wedding gift that looked like it came from the dollar store”

Material Quality3%

“Not expecting cheap plastic”

Top return reasons

Size-Overall77%

Advertised Vs Actual Product6%

Value For Money4%

Material Quality3%

Quality-Overall2%

Functionality-Overall2%

Defective Material/Parts2%

Ease Of Use1%

Thin1%

Strength1%

Common questions

Is message in a bottle profitable to sell on Amazon United States?: The niche generates $53K/yr across 39 tracked products. 1 of 18 products launched in the last 360 days are still selling. 90-day search growth is +22.7%. Flapen's verdict: Worth a look (53/100).
How competitive is the message in a bottle niche?: 31 brands and 35 sellers compete. The top 5 products take 38% of clicks and top 5 brands hold 53% of demand.
What do buyers complain about in message in a bottle?: Top complaints mined from reviews: Size-Overall, Value For Money, Quality-Overall. The return rate is 2.9%.
When does demand for message in a bottle peak?: Demand peaks in Dec; the busiest month runs 1.6× the quietest.
What does it cost to enter the message in a bottle niche?: Listings span $5.40–$56.54; the average listing price is $22.28 (sweet spot $15–$100). The average incumbent carries 171 reviews — the moat a new listing must climb.