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700x38c Bike Tube

700x38c Bike Tube shows searches that convert (13.7% search→purchase), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Flapen Score

56
Worth a look

Top 19% of 8,101 Sports & Outdoors niches · +9 vs the category median of 47

Market size 55Growth 59Conversion 96Competition 29Returns 69Price range 47Avg price 77Brand share 29Review moat 63Quality gap 55
This niche Category average · 8,101 niches

Is 700x38c Bike Tube profitable on Amazon?

According to Flapen's Amazon United States niche tracking, 700x38c Bike Tube is a $401K/yr Amazon United States market (185K searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 56/100.

700x38c Bike Tube: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved +34.3% over the last 90 days and 13.7% of searches end in a purchase.

$401K

revenue / yr

Units sold / yr25K
Search volume / yr+34.3%185K
Conversion rate13.7%
Avg price$15.82

Who owns the niche?

The top 5 brands hold 88% of demand, so 12% of the market is open.

12%

open market share

Brands · sellers8 · 27
Top-5 product click share68%
Open market12%
Avg brand age61 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 16 products

Sponsored placement94%
New entrants (1y)1· 1 succeeded
Avg rating4.4★
Avg reviews974

Top 700x38c Bike Tube products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.

$0$40K$80K$120K$160K1001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

8 falling

Sellers

27

Top-5 brand share

88%

Top 20: 100%

Top-5 click share

68%

Top 20: 100%

Open market

7%

  • YunSCM32%
  • DBXIIART28%
  • FANSPRO11%
  • BELL10%
  • Continental6%
  • Goodyear5%
  • Open — no brand owns it (2 brands, 7%)

700x38c Bike Tube demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume185KCVR13.7%Products16Brands8Top 5 Brands88%OOS Rate0.0%Rating4.4★Reviews974Avg BSR#121
10K6KSpike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 4.2×

Top 700x38c Bike Tube search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • 700x35c bike tube34K/yr
  • 700x38c inner tube18K/yr
  • 700x40c bike tube20K/yr
  • 700x38c bike tube31K/yr
  • 40-622 700x38c bike tube10K/yr
  • 700 x 38c bike tube10K/yr
  • 700 x 35c bike tube8K/yr
  • bike tube 700x35c7K/yr
  • bike tube 700x38c7K/yr
  • 700x35/43c inner tube5K/yr

What reviews say buyers love and hate about 700x38c Bike Tube

What buyers mention most, as a share of all reviews.

What buyers love

91% of reviews
Quality-Overall24%

Good Quality

Size-Overall17%

Fit well

Value For Money15%

Excellent value

Advertised Vs Actual Product12%

Does what I need

Assembly/Installation7%

Easy install

What buyers complain about

79% of reviews
Quality-Overall24%

Tube quality is poor

Leak-Proof18%

THEY LEAK

Durability13%

it popped within seconds

Value For Money5%

The cost also very high

Size-Overall4%

the air inlets are very short

700x38c Bike Tube return rate & reasons

Why buyers send it back, as a share of all return requests.

2.2%

Return rate

73%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
58%
2Advertised Vs Actual Product
9%
3Leak-Proof
7%
4Compatibility-Overall
5%
5Defective Material/Parts
3%

Common 700x38c Bike Tube questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores 700x38c Bike Tube 56/100 on Amazon United States — Worth a look. The niche generates $401K/yr across 16 tracked products. 1 of 1 products launched in the last 360 days are still selling. Search demand moved +34.3% over the last 90 days.
Search demand for 700x38c Bike Tube on Amazon United States peaks in Apr–May–Jun–Jul, where the busiest month runs 4.2× the quietest.