selcon
Skip itA concentrated shelf (top 5 take 96% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible14.8%search→purchase rate — share of searches ending in a sale
Avg price
Great$21.02avg listing price — sweet spot $15–$100
Price range
Great$12.94–$36.49cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Review moat
Okay3,154.67avg incumbent reviews — the moat a new listing must climb
Growth
Bad-2.6%90-day search growth — must beat 0% to launch
Returns
Bad6.7%return rate — above 6% kills the launch gate
Brand share
Bad96%top-5 brand share — brand-locked demand
Market size
Bad$37K$37K/yr · 12K searches
Competition
Bad96%top-5 click share — a locked-up shelf
According to Flapen's Amazon United States niche tracking, selcon is a $37K/yr Amazon United States market (12K searches/yr). The top 5 brands hold 96% of demand. Verdict: Skip it — 35/100.
Data updated Jul 17, 2026 · scored weekly · How we score niches
selcon market data
- Units sold / yr
- 2K–3K
- avg 500–750/product
- Revenue / yr
- $42K–$53K
- units × avg price
- Launch success
- —
- 0 of 0 new (360d)
- Conversion rate
- 14.8%
- Avg BSR
- #301
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 50%
- Out of stock
- 0.0%
- Avg brand age
- 122 months
- Avg seller age
- 161 days
Competition & brand share
The top 5 products capture 96% of clicks — a locked-up shelf that new listings rarely crack.Brands
6 rising
Sellers
21
Top-5 brand share
96%
Top 20: 100%
Top-5 click share
96%
Top 20: 100%
Open market
0%
- American Marine74%
- Boyd Enterprises6%
- Generic6%
- Niidor5%
- queensecret5%
- Brightwell Aquatics4%
Demand & seasonality
Weekly Amazon search volume, last 73 weeks — -2.6% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.5×
Top selcon 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 6 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
American Marine Selcon 60 mL
American Marine$18.934.7★976 rev
Boyd Enterprises Vita Chem Marine Vitamin Supplement for Aquarium 4-Ounce Black (VCM04)
Boyd Enterprises$12.944.7★1,711 rev
Generic Selcon American marine Aquarium Fish Food (2 Small Bottles = 120mL Total)
Generic$36.494.3★8 rev
Niidor Adhesive Bra Strapless Ultra Sticky Invisible Push up Silicone Bra Multiple Colors Sizes Reusable for Backless Dress
Niidor$22.984.0★13,408 rev
Adhesive Bra Push up Strapless Self Adhesive Bra Invisible Silicone Bra for Backless Dress (B Nude)
queensecret$19.764.0★2,655 rev
Newest
by launch dateGeneric Selcon American marine Aquarium Fish Food (2 Small Bottles = 120mL Total)
Generic$36.498 rev
Adhesive Bra Push up Strapless Self Adhesive Bra Invisible Silicone Bra for Backless Dress (B Nude)
queensecret$19.762,655 rev
Niidor Adhesive Bra Strapless Ultra Sticky Invisible Push up Silicone Bra Multiple Colors Sizes Reusable for Backless Dress
Niidor$22.9813,408 rev
Brightwell Aquatics Vitamarin M - Liquid Multivitamin Supplement for Marine Fish Aquariums 125-ML
Brightwell Aquatics$15.02170 rev
American Marine Selcon 60 mL
American Marine$18.93976 rev
Trending
90-day click momentumAdhesive Bra Push up Strapless Self Adhesive Bra Invisible Silicone Bra for Backless Dress (B Nude)
queensecret$19.764.0★
Niidor Adhesive Bra Strapless Ultra Sticky Invisible Push up Silicone Bra Multiple Colors Sizes Reusable for Backless Dress
Niidor$22.984.0★
American Marine Selcon 60 mL
American Marine$18.934.7★
Boyd Enterprises Vita Chem Marine Vitamin Supplement for Aquarium 4-Ounce Black (VCM04)
Boyd Enterprises$12.944.7★
Generic Selcon American marine Aquarium Fish Food (2 Small Bottles = 120mL Total)
Generic$36.494.3★
What buyers say about selcon
What buyers praise and complain about, mined from review topics.What buyers love
“The adhesive is strong”
“It feels comfortable”
“Fits great”
“Excellent product”
“Easy to use”
“It is comfortable, discreet, and perfect for any outfit—though it is absolutely fabulous for strapless styles”
“natural look under clothing”
“Great value for the price”
“Did the job”
“The material feels soft”
What buyers complain about
“Terrible Adhesion”
“definitely starts to slide off when you sweat”
“Broke within 20 minutes”
“The cups were too big”
“The product feels cheaply made”
“Caused Severe Skin Irritation”
“doesnt perform as expected”
“The silicone also feels cheap and uncomfortable”
“But the thick”
“not economical”
Top return reasons
Common questions
- Is selcon profitable to sell on Amazon United States?
- The niche generates $37K/yr across 6 tracked products. 90-day search growth is -2.6%. Flapen's verdict: Skip it (35/100).
- How competitive is the selcon niche?
- 6 brands and 21 sellers compete. The top 5 products take 96% of clicks and top 5 brands hold 96% of demand.
- What do buyers complain about in selcon?
- Top complaints mined from reviews: Adhesion/Stickiness, Sweat Resistance, Durability. The return rate is 6.7% — above our launch gate.
- When does demand for selcon peak?
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- What does it cost to enter the selcon niche?
- Listings span $12.94–$36.49; the average listing price is $21.02 (sweet spot $15–$100). The average incumbent carries 3,155 reviews — the moat a new listing must climb.