39
Little Mermaid Costume Toddler
Skip itWeak search conversion (0.5%) — this niche doesn't clear our bar today.
Avg price
Incredible$25.81avg listing price — sweet spot $15–$100
Price range
Great$9.65–$53.12cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Great59%top-5 brand share — no brand owns this niche
Competition
Good46%top-5 click share — leaders hold, buyers still browse
Review moat
Okay2,076avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Returns
Bad5.8%return rate — above 5% kills the launch gate
Market size
Bad$51K$51K/yr · 417K searches
Growth
Bad-25.9%90-day search growth — must beat 0% to launch
Conversion
Bad0.5%search→purchase rate — share of searches ending in a sale