listings

listingspeople

POSH MARKETS

All

Women
Men
Kids
Home
Electronics
Pets
Beauty & Wellness
Brands
Parties
Posh Shows

How it works
Sell on Poshmark

categories

All Categories
Women
Men
Kids
Home
Pets
Electronics

brands

All Brands
Carter's
okie dokie
OshKosh B'gosh

size

Select a category for specific sizes.

color

All Colors

price

All Prices
Under $25
$25 - $50
$50 - $100
$100 - $250
$250 - $500
Over $500

Custom

To

shipping

All Items
Free
Discounted + Free

condition

All Conditions
New With Tags

availability

All Items
Available Items
Available + Dropping Soon Items
Dropping Soon Items
Sold Items

Size 3M

Sort By:

Just Shared

Just Shared
Just In
Price High to Low
Price Low to High
Recently Price Dropped
Likes
Relevance

Carter’s baby boy nautical one piece button down sleeper in navy blue - 3M

Carter’s baby boy nautical one piece button down sleeper in navy blue - 3M

$9

Size: 3-6M Carter's

lucyandlyla

lucyandlyla

Carters Baby Girl Sleeveless Floral Romper Sz 3M Snap closure Lightweight

Carters Baby Girl Sleeveless Floral Romper Sz 3M Snap closure Lightweight

$8

Size: 0-3M Carter's

kathysingz

kathysingz

3

Osh Kosh Kids Pull On Sneakers EUC Shoes Size 3M Tan

Osh Kosh Kids Pull On Sneakers EUC Shoes Size 3M Tan

$12 $32

Size: 3 (Little Boy) OshKosh B'gosh

thirty298

thirty298

BABY GIRL CARTERS 3 PIECE GINGHAM BODYSUIT & SHORT SET SIZE 3M #K34

BABY GIRL CARTERS 3 PIECE GINGHAM BODYSUIT & SHORT SET SIZE 3M #K34

NWT

$24

Size: 3M Carter's

lstrobridge

lstrobridge

BABY GIRL CARTERS 3 PIECE SHORT SET SIZE 3M #K29

BABY GIRL CARTERS 3 PIECE SHORT SET SIZE 3M #K29

NWT

$24

Size: 3M CARTERS

lstrobridge

lstrobridge

1

OKIE DOKIE BABY 2 PC BODYSUIT SIZE 3M #K90

OKIE DOKIE BABY 2 PC BODYSUIT SIZE 3M #K90

NWT

$18

Size: 3M okie dokie

lstrobridge

lstrobridge

No listings found.

In All Market. Click to see all listings.

Share this Style Tag to your Networks

Size 3M

PROTIP:

Fashion is better when shared, so get to it!

Add A Message

Shop Categories
Women
Men
Kids
Home
Electronics
Pets
Handbags
Shoes
Jewelry & Accessories
Makeup
Dresses

Popular Brands
Nike
Michael Kors
Louis Vuitton
lululemon athletica
PINK Victoria's Secret
Coach
Chanel
See All Brands »

Company
About
Our Community
Blog
FAQs
Live Shopping
Sell on Poshmark
How it works
Gift Cards
Careers
Press
Accessibility

Buy and Sell on App

Btn-appstore@2x

Btn-playstore@2x

Connect With Us

shop in

United States

Canada
United States

© 2026 Poshmark, Inc. Privacy Terms Contact Your Opt Out Rights