40
18 month halloween costume girl
Skip itA small market ($0/yr) — this niche doesn't clear our bar today.
Brand share
Incredible39%top-5 brand share — no brand owns this niche
Avg price
Great$22.58avg listing price — sweet spot $15–$100
Price range
Great$9.77–$46.89cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Great34%top-5 click share — an open shelf
Review moat
Good770.96avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Growth
Bad-17.2%90-day search growth — must beat 0% to launch
Returns
Bad9.5%return rate — above 5% kills the launch gate
Market size
Bad$0$0/yr · 196K searches
Conversion
Bad0.0%search→purchase rate — share of searches ending in a sale