Thumb Sucking Guard Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Thumb Sucking Guard sales on Amazon US totaled 21,150 units in July 2026 (▲ 6.0% vs. the prior month), generating an estimated $314,705 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 79.9% of unit volume and 72.9% of revenue, while a typical listing is priced at $21.82. The keyword itself pulled 19,651 Amazon queries over the same period (▲ 7.0% MoM).
Zooming out to the 12-month window ending July 2026, the thumb sucking guard Top 50 moved 201,650 units and $3,302,341 in cumulative sales — an average of 16,804 units and $275,195 per month. Monthly throughput topped out at 21,150 units in July 2026 and dipped to 11,200 in May 2026, leaving the latest reading 59.6% higher than August 2025.
Thumb Sucking Guard Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
21.1K
▲ 6.0% MoM
Monthly Revenue 2026/07
$314.7K
▲ 1.6% MoM
Top 10 Market Share 2026/07
79.9%
Thumb Sucking Guard Market Share & Sales Concentration on Amazon US — July 2026
The most-sold thumb sucking guard listing on Amazon US in July 2026 is ASIN B083G9YDD6 (Brand: ella+mila), which sold 5,000 units at $9.99 apiece — equal to 23.6% of every unit tracked in this report and 25% ahead of the No. 2 listing.
The Top 10 ASINs account for 16,900 units and $229,411 in July 2026 — 79.9% of unit volume and 72.9% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Thumb Sucking Guard' on Amazon
July 2026









Is 79.9% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown

B083G9YDD6
ella+mila No Bite Nail Polish - Kids Nail Biting & Thumb Sucking Prevention | Bitter-taste habit-breaker; deters nail biting & thumb sucking; clear brush-on; vegan; safe for kids & adults; 0.45 fl oz
5K
▲ 25.0%vs. prior month
$50K
latest month
12-month trend

B0F3BCGKQX
Gel Finger Cots Protectors, Silicone Covers, Bandages, Caps & Sleeves, Nude | Fingertip & Thumb Protection for Trigger, Arthritis, Cracking, Blisters, Calluses and Hangnail & Pain Relief, M, 10PCS
4K
▲ 0.0%vs. prior month
$31K
latest month
12-month trend

B0843MNHM9
NIXXIT Nail Biting Prevention for Kids - Thumb Sucking Deterrent for Kids, Toddlers, Children - No Bite Nail Polish Pen - Bitter Taste - Safe & Effective Solution for Age 3+
2K
▲ 0.0%vs. prior month
$29.9K
latest month
12-month trend

B0GWL9X8M3
Morovan Nail Biting Prevention Kids Thumb Sucking Deterrent Repai Nails | Damaged brittle nails, nail repair & growth, extra bitter long-lasting, safe for kids & adults, stop biting & finger sucking
2K
▲ 0.0%vs. prior month
$19.7K
latest month
12-month trend

B0F32TS9M4
modelones Nail Biting Prevention for Kids, Bitter Thumb Sucking Deterrent | Quick Dry No Bite Nail Polish Pen, Stop Nail Biting for Adults, Nail Repair & Care, Safe & Effective Solution For Age 1+
1K
▲ 0.0%vs. prior month
$9K
latest month
12-month trend

B08P3YM3XJ
Honest10 Nail Biting Prevention for Kids & Adults - Break The Habit - Safe Bitter Nail Polish Formula, Lab Tested & Pediatric MD Approved - Thumb Guard, Easy Application, Made in USA (0.25 oz)
900
▼ 10.0%vs. prior month
$11.3K
latest month
12-month trend
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Best Thumb Sucking Guard Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
ella+mila is the best-performing thumb sucking guard brand in July 2026, moving 5,000 units across 1 ASIN for 29.6% of Top 10 volume. MasterMo follows with 4,600 units (27.2%), ahead of NIXXIT on 2,000 units (11.8%).
With 8 brands splitting the Top 10 and 68.6% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $6.99 to $14.95, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
ella+mila
1 ASIN in Top 10
29.6%
Units
5K
Revenue
$50K
Avg. price
$9.99

B083G9YDD6
$9.99·★4.1·8.6K revsella+mila No Bite Nail Polish - Kids Nail Biting & Thumb Sucking Prevention | Bitter-taste habit-breaker; deters nail biting & thumb sucking; clear brush-on; vegan; safe for kids & adults; 0.45 fl oz
Units sold5K
MasterMo
2 ASINs in Top 10
27.2%
Units
4.6K
Revenue
$35.7K
Avg. price
$6.99

B0F3BCGKQX
$6.99·★4.3·1.4K revsGel Finger Cots Protectors, Silicone Covers, Bandages, Caps & Sleeves, Nude | Fingertip & Thumb Protection for Trigger, Arthritis, Cracking, Blisters, Calluses and Hangnail & Pain Relief, M, 10PCS
Units sold4K
B0FXXPDNPJ
$6.99·★4.1·132 revsGel Finger Cots Protectors, Silicone Covers, Bandages, Caps & Sleeve, Clear | Fingertip & Thumb Protection for Trigger, Arthritis, Cracking, Blisters, Calluses and Hangnail & Pain Relief, S, 10PCS
Units sold600
NIXXIT
1 ASIN in Top 10
11.8%
Units
2K
Revenue
$29.9K
Avg. price
$14.95

B0843MNHM9
$14.95·★3.9·4.1K revsNIXXIT Nail Biting Prevention for Kids - Thumb Sucking Deterrent for Kids, Toddlers, Children - No Bite Nail Polish Pen - Bitter Taste - Safe & Effective Solution for Age 3+
Units sold2K
Trending Thumb Sucking Guard Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, one ASIN forced its way in: B0GYS1HDG2 booked 400 units at $9.99, with ▲ 300.0% MoM change. On the growth side, B0BB9RJTNS leads positive momentum with ▲ 100.0% MoM growth on 200 units, with B0BB9Q31JC close behind at ▲ 100.0% MoM on 100 units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.

B0GYS1HDG2
Textured Silicone Finger Covers, Anti Bite Finger Protectors for Skin Picking Nail Biting, 9-Pack Sensory Fidget Finger Sleeves for Anxiety, OCD, Dermatillomania, Adults & Kids
Price
$9.99
Rating
3.0
Reviews
18
Latest month sales

B0BB9RJTNS
Baby Stop Thumb Sucking Kids Finger Guard Stop Infant Finger Sucking(M)
Price
$15.19
Rating
4.1
Reviews
465
Latest month sales

B0BB9Q31JC
Baby Stop Thumb Sucking Kids Finger Guard Stop Infant Finger Sucking(S)
Unlock to view ASIN details and product titles
Price
$15.99
Rating
4.1
Reviews
465
Latest month sales
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