46
catheter
Skip itA concentrated shelf (top 5 take 75% of clicks) — this niche doesn't clear our bar today.
Quality gap
Incredible4.0★avg incumbent rating — lower means beatable quality
Returns
Great1.1%return rate — above 5% kills the launch gate
Avg price
Great$17.43avg listing price — sweet spot $15–$100
Review moat
Good640.44avg incumbent reviews — the moat a new listing must climb
Price range
Good$6.21–$32.97cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Okay86%top-5 brand share — brands hold most of the demand
Market size
Okay$112K$112K/yr · 356K searches
Growth
Bad-3.7%90-day search growth — must beat 0% to launch
Conversion
Bad1.8%search→purchase rate — share of searches ending in a sale
Competition
Bad75%top-5 click share — a locked-up shelf