Is night splint profitable to sell on Amazon United States?

The niche generates $587K/yr across 35 tracked products. 5 of 12 products launched in the last 360 days are still selling. 90-day search growth is +9.2%. Flapen's verdict: Worth a look (57/100).

How competitive is the night splint niche?

20 brands and 53 sellers compete. The top 5 products take 50% of clicks and top 5 brands hold 69% of demand.

What do buyers complain about in night splint?

Top complaints mined from reviews: Comfort-Overall, Size-Overall, Functionality-Overall. The return rate is 9.3% — above our launch gate.

When does demand for night splint peak?

Demand is steady year-round — the busiest month runs 1.3× the quietest.

What does it cost to enter the night splint niche?

Listings span $13.61–$48.75; the average listing price is $27.19 (sweet spot $15–$100). The average incumbent carries 3,425 reviews — the moat a new listing must climb.

night splint

Worth a look

Shows beatable incumbent ratings (3.8★), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Quality gap

Incredible3.8★

avg incumbent rating — lower means beatable quality

Avg price

Incredible$27.19

avg listing price — sweet spot $15–$100

Price range

Great$13.61–$48.75

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

Market size

Good$587K

$587K/yr · 442K searches

Brand share

Good69%

top-5 brand share — brands hold most of the demand

Competition

Good50%

top-5 click share — leaders hold, buyers still browse

Conversion

Good4.9%

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

Growth

Okay+9.2%

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

Review moat

Okay3,425.14

avg incumbent reviews — the moat a new listing must climb

Returns

Bad9.3%

return rate — above 5% kills the launch gate

Signals Quality Gap High Returns Out of Stock

According to Flapen's Amazon United States niche tracking, night splint is a $587K/yr Amazon United States market (442K searches/yr). The top 5 brands hold 69% of demand. Verdict: Worth a look — 57/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

night splint market data

Units sold / yr: 20K–25K; avg 500–750/product
Revenue / yr: $544K–$680K; units × avg price
Conversion rate: 4.9%
Avg BSR: #72
Page quality: 0%
Prime: 100%
Sponsored: 97%
Out of stock: 12.9%
Avg brand age: 50 months
Avg seller age: 170 days

Competition & brand share

The top 5 products take 50% of clicks — established leaders, but buyers still shop beyond them.

Brands

20 falling

Sellers

Top-5 brand share

69%

Top 20: 100%

Top-5 click share

50%

Top 20: 82%

Open market

27%

United Ortho26%
ELESIK19%
KTSAY11%
BraceAbility8%
exhood5%
Brace Direct5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +9.2% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.3×

Open Trend

Top night splint search terms

night splint123K/yr +7.9%3.5% conv.
night splints50K/yr +17.5%2.1% conv.
plantar fasciitis boot51K/yr +4.7%2.1% conv.
dorsal night splint28K/yr +12.4%3.2% conv.
achilles tendonitis night splint29K/yr -10.4%3.1% conv.
foot splint24K/yr +20.0%1.4% conv.
night splint for achilles tendonitis15K/yr -2.7%3.2% conv.
plantar fascia night splint16K/yr +24.3%2.7% conv.
foot drop brace for sleeping18K/yr -19.4%0.6% conv.
planters facetious night splint11K/yr -7.1%4.2% conv.

All search terms

Top night splint products on Amazon

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

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

United Ortho Plantar Fasciitis Adjustable Leg Support Brace Fits Right or Left Foot for Soreness Relief Foot Pain and Stretching Large Black

United Ortho$29.184.2★8,532 rev

ELESIK Plantar Fasciitis Night Splint and Brace Upgraded Planters Facetious Relief Foot Drop and Achilles Tendonitis Relief Brace. Night Splint for Plantar Fasciitis Women and Men Black

ELESIK$19.354.0★2,922 rev

BraceAbility Sleeping Stretch Boot - Plantar Fasciitis Night Foot Splint Adjustable Achilles Tendonitis Brace for Fascia Tendon and Calf Stretching Heel and Bone Spur Arch Pain Treatment (Medium)

BraceAbility$38.754.0★3,592 rev

Vive Post Op Shoe - Lightweight Medical Walking Boot with Adjustable Strap - Orthopedic Recovery Cast Shoe for Post Surgery Fractured Foot Injured Toes Stress Fracture Sprains - Left or Right Foot

Vive$28.054.1★6,759 rev

KTSAY grade Plantar Fas lief Brace with Adju pport for Achilles Ten ght Use ciitis

KTSAY$18.372.6★27 rev

Newest

by launch date

KTSAY Upgrade Plantar Fasciitis Night Splint & Relief Brace with Adjustable Straps - Support for Achilles Tendonitis Heel Spur Pain Day & Night Use (1 Blue)

KTSAY$18.06251 rev

3w ago

exhood Upgraded Plantar Fasciitis Night Splint (Elephant Grey)

exhood$17.3116 rev

2mo ago

KTSAY Heel Spur Pain Adjustable Straps Day & Night Use

KTSAY$19.9433 rev

2mo ago

Relief Brace with Adjustable Straps

KTSAY$18.1131 rev

3mo ago

Dveken-US Plantar Fasciitis Night Splint

Dveken-US$20.6151 rev

3mo ago

What buyers say about night splint

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

What buyers love

Comfort-Overall19%

“Comfortable to wear”

Quality-Overall11%

“High quality construction”

Size-Overall7%

“One size fits all”

Ease Of Use7%

“Easy to Use”

Value For Money5%

“Good deal”

Advertised Vs Actual Product4%

“Looks just as pictured”

Adjustability/Rotatability/Reclining3%

“Really easy to adjust”

Joint Pain3%

“it helped with my husband's tendinitis”

Strap/String Quality3%

“Easy to strap”

Efficiency3%

“Works Well”

What buyers complain about

Comfort-Overall11%

“uncomfortable to wear”

Size-Overall9%

“Too small”

Functionality-Overall7%

“actual performance is extremely bad”

Pain Relief-Overall7%

“Do not help the pain”

Ease Of Use5%

“Difficult to use”

Quality-Overall4%

“Terrible quality control”

Velcro Quality4%

“Velcro is weak”

Durability4%

“its not very durable over time”

Strap/String Quality3%

“Straps dont last”

Stretchability/Expandability/Elasticity3%

“it doesnt stretch anything”

Top return reasons

Size-Overall42%

Comfort-Overall13%

Functionality-Overall10%

Advertised Vs Actual Product7%

Joint Pain3%

Weight Heavy3%

Pain Relief-Overall2%

Strap/String Quality2%

Product Condition2%

Ease Of Use2%

Common questions

Is night splint profitable to sell on Amazon United States?: The niche generates $587K/yr across 35 tracked products. 5 of 12 products launched in the last 360 days are still selling. 90-day search growth is +9.2%. Flapen's verdict: Worth a look (57/100).
How competitive is the night splint niche?: 20 brands and 53 sellers compete. The top 5 products take 50% of clicks and top 5 brands hold 69% of demand.
What do buyers complain about in night splint?: Top complaints mined from reviews: Comfort-Overall, Size-Overall, Functionality-Overall. The return rate is 9.3% — above our launch gate.
When does demand for night splint peak?: Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the night splint niche?: Listings span $13.61–$48.75; the average listing price is $27.19 (sweet spot $15–$100). The average incumbent carries 3,425 reviews — the moat a new listing must climb.