27
blow up halloween costumes for kids
Skip itA small market ($0/yr) — this niche doesn't clear our bar today.
Avg price
Incredible$31.28avg listing price — sweet spot $15–$100
Price range
Incredible$21.74–$42.12cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Great126.5avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Brand share
Okay86%top-5 brand share — brands hold most of the demand
Growth
Bad-16.0%90-day search growth — must beat 0% to launch
Competition
Bad86%top-5 click share — a locked-up shelf
Returns
Bad9.1%return rate — above 5% kills the launch gate
Market size
Bad$0$0/yr · 53K searches
Conversion
Bad0.0%search→purchase rate — share of searches ending in a sale