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mini crib mattress protector
Skip itA concentrated shelf (top 5 take 82% of clicks) — this niche doesn't clear our bar today.
Avg price
Great$21.73avg listing price — sweet spot $15–$100
Price range
Great$8.29–$78.52cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Great9.7%search→purchase rate — share of searches ending in a sale
Returns
Good2.5%return rate — above 5% kills the launch gate
Market size
Okay$226K$226K/yr · 108K searches
Review moat
Bad6,956.33avg incumbent reviews — the moat a new listing must climb
Growth
Bad-7.7%90-day search growth — must beat 0% to launch
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Competition
Bad82%top-5 click share — a locked-up shelf
Brand share
Bad94%top-5 brand share — brand-locked demand