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53

space glasses

Worth a look

Shows no brand lock-in (top 5 brands take 48% of clicks), but a small market ($27K/yr) keeps it on the watch list.

Market size 7Growth 39Conversion 41Competition 85Returns 22Price range 73Avg price 77Brand share 87Review moat 76Quality gap 76

Brand share

Great48%

top-5 brand share — no brand owns this niche

Competition

Great30%

top-5 click share — an open shelf

Avg price

Great$15.67

avg listing price — sweet spot $15–$100

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Review moat

Great485.8

avg incumbent reviews — the moat a new listing must climb

Price range

Good$5.97–$121.71

cheapest to priciest tracked listing — scored on the share inside $15–$100

Conversion

Okay3.2%

search→purchase rate — share of searches ending in a sale

Growth

Okay+11.4%

90-day search growth — must beat 0% to launch

Returns

Bad6.8%

return rate — above 6% kills the launch gate

Market size

Bad$27K

$27K/yr · 54K searches

Competition

Clicks spread well past the top 5 (30% combined) — an open shelf where new products get seen.

Brands

36 falling

Sellers

41

Top-5 brand share

48%

Open market

48%

  • milramtob16%
  • knliwkm11%
  • Melpomenia8%
  • FEISEDY7%
  • Ocean Line5%
  • Frienda5%

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%3%$8186%$2K9%$2K12%$3K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 60 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +11.4% search growth over the last 90 days.
6K4KSpike '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Oct, Nov · busiest ÷ quietest = 5.8×

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall16%

“Good quality”

Advertised Vs Actual Product10%

“Got exactly what I wanted”

Value For Money10%

“Great value for price”

Size-Overall9%

“The fit is comfortable”

Color7%

“Very bright colores”

Shape/Style6%

“Trendy Style”

Comfort-Overall5%

“Very nice and comfy”

Durability4%

“They have held up super great”

Fun/Entertainment Experience4%

“Fun for evernts”

Design-Overall4%

“Fairly well built”

What buyers complain about

Size-Overall29%

“too tight”

Quality-Overall14%

“Quality control issues”

Comfort-Overall9%

“Not comfortable at all”

Durability9%

“falls apart quickly”

Value For Money5%

“Not worth the money”

Strength3%

“Broke so easily”

Color3%

“Dark”

Advertised Vs Actual Product2%

“There could be something wrong with the description selection”

Weight Heavy2%

“To heavy”

Product Condition1%

“My only issue is that the pair I bought appear to be used”

Top return reasons

Size-Overall59%
Shape/Style8%
Advertised Vs Actual Product6%
Quality-Overall4%
Value For Money3%
Width3%
Material Quality2%
Comfort-Overall2%
Color2%
Functionality-Overall2%