21st Birthday Gifts For Her Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
21st Birthday Gifts For Her sales on Amazon US totaled 245,900 units in July 2026 (▼ 9.6% vs. the prior month), generating an estimated $4,030,682 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 66.7% of unit volume and 66.1% of revenue, while a typical listing is priced at $15.28. The keyword itself pulled 34,381 Amazon queries over the same period (▲ 7.0% MoM).
Zooming out to the 12-month window ending July 2026, the 21st birthday gifts for her Top 50 moved 3,053,450 units and $47,893,828 in cumulative sales — an average of 254,454 units and $3,991,152 per month. Monthly throughput topped out at 533,950 units in December 2025 and dipped to 146,300 in May 2026, leaving the latest reading 5.7% higher than August 2025.
21st Birthday Gifts For Her 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
245.9K
▼ 9.6% MoM
Monthly Revenue 2026/07
$4M
▼ 13.4% MoM
Top 10 Market Share 2026/07
66.7%
21st Birthday Gifts For Her Market Share & Sales Concentration on Amazon US — July 2026
The most-sold 21st birthday gifts for her listing on Amazon US in July 2026 is ASIN B07QK9C9KT (Brand: JISULIFE), which sold 50,000 units at $12.33 apiece — equal to 20.3% of every unit tracked in this report and 1.7× the volume of the No. 2 listing.
The Top 10 ASINs account for 164,000 units and $2,665,460 in July 2026 — 66.7% of unit volume and 66.1% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for '21st Birthday Gifts For Her' on Amazon
July 2026
Is 66.7% Top 10 share highly concentrated?
Ask AI to evaluate competition, market structure, and entry opportunities using ’s tracked Amazon sales, ranking, and keyword data.
Powered by ASINSIGHT MCP · Grounded in ASINSIGHT Amazon data
Top 5 Volume Share breakdown
B07QK9C9KT
JISULIFE 3 IN 1 Portable Fan with Power Bank & Flashlight Featured | 19H Max Cooling, USB Rechargeable, Pocket-Sized Handheld Fan for Travel, Cruise, Concerts, Makeup, Summer Gifts for Women
50K
▼ 16.7%vs. prior month
$634.5K
latest month
12-month trend
B014E2D6BY
grace & stella Award Winning Eye Patches for Puffy Eyes | Birthday Gifts for Women - Under Eye Mask for Dark Circles & Undereye Bags - Gifts for Mom - Vegan Self Care (24 Pairs, Gold)
30K
▼ 25.0%vs. prior month
$663.3K
latest month
12-month trend
B0B2TKJVDH
eos Natural Shea Lip Balm- Birthday Cake, All-Day Moisture, Shea Butter, Dry Lip Care, 0.14 oz
20K
▲ 0.0%vs. prior month
$71.8K
latest month
12-month trend
B0F19YY96Z
Summer Fridays Jet Lag Hydrating Eye Patches - De-puffing Hydrogel Under Eye Masks with Hyaluronic Acid, Caffeine + Peptides - Soothing + Refreshing At-Home + Travel Skin Care (6 Pairs) | De-Puffing & Soothing Under Eye Masks, Korean Skin Care Eye Mask Formula with Hyaluronic Acid & Peptides, Travel Essentials
10K
▲ 0.0%vs. prior month
$240K
latest month
12-month trend
B0BPLB81LX
Bedsure GentleSoft White Throw Blanket for Couch - Birthday Gifts for Women Mom Her Girls, Cozy Fleece Blanket for Sofa Bed, Living Room Home Bedroom Decor Dorm Essentials, Off White, 50x60 Inches
10K
▲ 0.0%vs. prior month
$134.9K
latest month
12-month trend
B0CXCF4ZLL
Liquid I.V. Hydration Electrolytes, Cotton Candy, 16 Count | Scientifically Formulated | Clinically Proven Hydration | No Artificial Sweeteners | Non-GMO | Vegan | Powder Drink Mix
10K
▼ 50.0%vs. prior month
$249.9K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best 21st Birthday Gifts For Her Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
JISULIFE is the best-performing 21st birthday gifts for her brand in July 2026, moving 50,000 units across 1 ASIN for 30.5% of Top 10 volume. grace & stella follows with 30,000 units (18.3%), ahead of eos on 20,000 units (12.2%).
With 9 brands splitting the Top 10 and 61.0% 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 $3.59 to $23.95, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
JISULIFE
1 ASIN in Top 10
30.5%
Units
50K
Revenue
$634.5K
Avg. price
$12.33
B07QK9C9KT
$12.33·★4.6·78.5K revsJISULIFE 3 IN 1 Portable Fan with Power Bank & Flashlight Featured | 19H Max Cooling, USB Rechargeable, Pocket-Sized Handheld Fan for Travel, Cruise, Concerts, Makeup, Summer Gifts for Women
Units sold50K
grace & stella
1 ASIN in Top 10
18.3%
Units
30K
Revenue
$663.3K
Avg. price
$23.95
B014E2D6BY
$23.95·★4.4·49K revsgrace & stella Award Winning Eye Patches for Puffy Eyes | Birthday Gifts for Women - Under Eye Mask for Dark Circles & Undereye Bags - Gifts for Mom - Vegan Self Care (24 Pairs, Gold)
Units sold30K
eos
1 ASIN in Top 10
12.2%
Units
20K
Revenue
$71.8K
Avg. price
$3.59
B0B2TKJVDH
$3.59·★4.7·8.4K revseos Natural Shea Lip Balm- Birthday Cake, All-Day Moisture, Shea Butter, Dry Lip Care, 0.14 oz
Units sold20K
Trending 21st Birthday Gifts For Her 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: B09319MZJN booked 7K units at $9.99, with ▲ 40.0% MoM change. On the growth side, B0F3BB68GR leads positive momentum with ▲ 100.0% MoM growth on 2K units, with B08FBW5WF1 close behind at ▲ 50.0% MoM on 3K 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.
B09319MZJN
Unboxme Gifts Warm & Cozy Ultra-Luxe Cloud Sock, Gift for Women & Men
Price
$9.99
Rating
4.7
Reviews
7.1K
Latest month sales
B0F3BB68GR
52 Badass Affirmation Cards for Women - Inspirational Gift for Her, Birthday Gifts for Women, Best Friend, Bestie, Self Care - Positive Presents for Confidence, Motivation & Daily Encouragement
Price
$18.95
Rating
4.8
Reviews
320
Latest month sales
B08FBW5WF1
AOPRIE Birthday Girl Headband Happy Birthday Tiara for Women Girls Princess Crown Rhinestone Accessories, Gold
Unlock to view ASIN details and product titles
Price
$5.99
Rating
4.6
Reviews
3.6K
Latest month sales
One Amazon dataset. Two ways to use it.
Every number in this 21st birthday gifts for her report comes from the Amazon market data ASINSIGHT tracks. Pick how you want to work with it.
Explore the full data
Browse the complete, structured picture in a ready-made interface — and keep tracking it as the market moves.
- Organic vs. ad traffic shifts per product
- Hourly rank and search-volume tracking
- Competitor ASINs and historical trends
Starts with a free ASINSIGHT account
Analyze the data your way
Connect the same data to ChatGPT, Claude or Cursor, then combine any dimensions to answer your own questions.
- Combine product, keyword, sales & ranking data freely
- Follow up in your own words, no fixed reports
- Works in ChatGPT, Claude & Cursor
20,000 credits/mo free, no credit card