51
4 inch memory foam mattress topper twin
Worth a lookShows a sweet-spot price point ($52.76 avg), but a small market ($45K/yr) keeps it on the watch list.
Avg price
Great$52.76avg listing price — sweet spot $15–$100
Price range
Great$26.02–$119.37cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Great58%top-5 brand share — no brand owns this niche
Competition
Good43%top-5 click share — leaders hold, buyers still browse
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Returns
Good2.9%return rate — above 5% kills the launch gate
Conversion
Good4.1%search→purchase rate — share of searches ending in a sale
Growth
Okay+4.5%90-day search growth — must beat 0% to launch
Review moat
Bad7,014.54avg incumbent reviews — the moat a new listing must climb
Market size
Bad$45K$45K/yr · 21K searches