if you give a mouse a cookie costume
Skip itSoft demand (-88.0% this quarter) — this niche doesn't clear our bar today.
Review moat
Incredible49.07avg incumbent reviews — the moat a new listing must climb
Avg price
Good$12.64avg listing price — sweet spot $15–$100
Brand share
Okay76%top-5 brand share — brands hold most of the demand
Price range
Okay$6.54–$22.49cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Conversion
Okay2.7%search→purchase rate — share of searches ending in a sale
Returns
Okay5.6%return rate — above 6% kills the launch gate
Competition
Bad74%top-5 click share — a locked-up shelf
Market size
Bad$29K$29K/yr · 84K searches
Growth
Bad-88.0%90-day search growth — must beat 0% to launch
Competition
The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.Brands
13 rising
Sellers
15
Top-5 brand share
76%
Open market
19%
- IGMaryBox25%
- Dnicukii21%
- Hikkcos12%
- Nuolich10%
- Maiteenly7%
- BEENODI5%
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 14 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
IGMaryBox Mouse Ears Headband with Cookie Clip for Women Cute Animal Cosplay Costume Accessory for Halloween Party and Fancy Dress
IGMaryBox$6.544.9★8 rev
Dnicukii 6PCS Mouse Costume Set Mouse Ears Headband Nose Bow Tie Tail and 2PC Cookie Brooches Costume for Halloween Birthday Christmas Cosplay Dress Up Party Decorations
Dnicukii$9.993.4★6 rev
Hikkcos Mouse Costume Set and Cookie Sticker Rat Costume Mouse Ears and Tail Set Grey Nose Bow Tie Halloween Party Accessories for Adults
Hikkcos$11.065.0★5 rev
Nuolich Mouse Ears Headband Bow Tie Tail and 2PC Cookie Brooches Costume Accessories Set Party Dress Up
Nuolich$13.794.5★45 rev
Maiteenly Book Story Character Costume Set Mouse/Dog/Cat/Pig & Cookie/Donut/Cupecake/Pancake Dress up Accessories for Adult(Mouse & Cookie) Gray Brown
Maiteenly$22.493.9★35 rev
Newest
by launch date
Kirei Sui 3-Piece Brown Mouse Ears and Tail Cookie Bag Costume for Halloween Book Character
Kirei Sui$14.881 rev
Dnicukii 6PCS Mouse Costume Set Mouse Ears Headband Nose Bow Tie Tail and 2PC Cookie Brooches Costume for Halloween Birthday Christmas Cosplay Dress Up Party Decorations
Dnicukii$9.996 rev
Hikkcos Mouse Costume Set and Cookie Sticker Rat Costume Mouse Ears and Tail Set Grey Nose Bow Tie Halloween Party Accessories for Adults
Hikkcos$11.065 rev
IGMaryBox Mouse Ears Headband with Cookie Clip for Women Cute Animal Cosplay Costume Accessory for Halloween Party and Fancy Dress
IGMaryBox$6.548 rev
Funny Mouse Halloween Costume Book Cookie Teacher Student T-Shirt
Halloween Costume For Teacher Student Classroom$17.721 rev
Trending
90-day click momentumKirei Sui 3-Piece Brown Mouse Ears and Tail Cookie Bag Costume for Halloween Book Character
Kirei Sui$14.885.0★
Malvjun If You Give Mouse a Cookie Plush Toy Cute Mouse and Cookies Soft Stuffed Animal Plush Book Buddies Plushie Ideal Gift for Kids Boys and Girls
Malvjun$16.014.5★
Dnicukii 6PCS Mouse Costume Set Mouse Ears Headband Nose Bow Tie Tail and 2PC Cookie Brooches Costume for Halloween Birthday Christmas Cosplay Dress Up Party Decorations
Dnicukii$9.993.4★
Funny Mouse Halloween Costume Book Cookie Teacher Student T-Shirt
Halloween Costume For Teacher Student Classroom$17.725.0★
IGMaryBox Mouse Ears Headband with Cookie Clip for Women Cute Animal Cosplay Costume Accessory for Halloween Party and Fancy Dress
IGMaryBox$6.544.9★
Demand & seasonality
Weekly Amazon search volume, last 89 weeks — -88.0% search growth over the last 90 days.Peak months: Mar, Oct, Nov · busiest ÷ quietest = 151.9×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“to my surprise it fit her perfectly”
“soft to touch”
“Good Quality”
“Great Gift”
“the design photographs really well in themed pictures”
“Together, they encourage imaginative storytelling, with kids creating their own adventures and routines that keep playtime engaging and creative”
“Comfortable”
“it is reasonably priced”
“The stitching is incredible”
“It feels durable”
What buyers complain about
“the cookie is pretty big itself also”
“The price was a little high for a plush”
“The only negative is that it doesn't look quite like the picture”
“stout shape that makes it look more like a linebacker with shoulder pads than the thin character I recognize”
“Cookie does not attach”
“Came dirty”
“Nose wasn't super comfortable so she didn't wear it long - it was really big on her face”
“Poor quality”
“not connected”
“its a bit flimsy compared to the headband itself”