Mattel Costumes for Kids on Sale up to 90% Off: Poshmark

Mattel Plush Superhero Costume Top in Blue, Teal, Brown

Mattel K-Pop Demon Hunters Rumi Doll in Purple and Gold Outfit

$45

OS (Girl)

WWE KIDS WRESTLING WINGED EAGLE WORLD HEAVYWEIGHT CHAMPION BELT MATTEL

$25

OS (Boy)

Max Steel Costume Boys Medium 8-10 Muscle Bodysuit Mask Mattel Halloween

$22

M 8-10

Mattel monster high zombie shake twins

$220

OS (Baby)

Minecraft Pixel Sword Toy Costume- Mattel

$18 $25

OS (Boy)

Mattel Wicked Elphaba Thropp Fashion Doll Inspired by Movie | Outfit NIB Limite

$44

OS (Girl)

Mattel Ulana Doll in Green, Blue and Gold Costume

$25 $45

Mattel Wicked Elphaba Doll Costume in Black and Green

$35

OS (Girl)

Mattel Wicked Movie Deluxe Elphaba Doll New in Box⁠

$22

OS (Girl)

Mattel Wicked Green Witch Doll Elphaba in Black Outfit

$35

Mattel Barbie Collector Costume Doll in Red Satin Gown

$150

OS (Baby)

Mattel WW84 Cheetah Doll Costume in Tan with Black Spots

$25 $20

OS (Girl)

Mattel Kids Red and Black Superhero Mask & Accessory Set

$20

OS (Baby)

Mattel Monster High Frankie Stein Blue Plaid Costume Doll

$99

11”

Mattel 12” Yellow Minion Plush Costume with Black & White Stripes

10”

Mattel Wicked Musical Green Teal and Black Wizard Doll Jeff Goldblum

$35

Medium

1991 Mattel MC Hammer rap doll clothes (fits Barbie /ken) size dolls

$15

OS (Boy)

Noise making Mattel Jurassic World Dominion Dinosaur Mask, moving jaw

$13

OS (Boy)

Jurassic World Dino Trackers Indoraptor Track 'N Roar Mask HPH28 Mattel

$22

OS (Boy)

Mattel Rock 'Em Sock 'Em Robot Costume One Size Red Black Silver

$30 $35

OS (Boy)

2014 Monster High Frankie Stein Costume Dress Rubies Girls Large L Mattel

$27

Large

Mattel Jurassic World Velociraptor Blue Chomp N Roar Mask Moving Eyes Roars

$60

No Size

Mattel Jurassic World Mask Kids OS Grey Chomp N Roar Blue Raptor‎ FMB74 2017

$48

OS (Boy)

VTG 2001 Harry Potter Sorcerers Stone Hogwarts Wizard Gear Dress Up Set Mattel

$106

OS (Baby)

Jurassic World Dinosaur‎ Mask Velociraptor Blue Halloween Costume 2018 Mattel

$20

OS (Boy)

Mattel Jurassic World Rebirth T-Rex Rage N Roar Mask - Light And Sounds

$16

OS (Boy)

Jurassic World Tyrannosaurus Rex Mask Mattel T-Rex Dinosaur Costume Brown GPH93

$18 $40

OS (Boy)

Jurassic World Indoraptor Dinosaur Mattel Black Mask Fallen Kingdom Working Jaw

$48

OS (Baby)

NWB Special Edition Mattel 2000‎ Millennium Princess Barbie Doll Keepsakes AS IS

$70

UK OS (Girl)

Mattel Barbie The Movie Black cowboy tassel Shirt For Ken, Bandana &‎ Hat

$16 $35

Adult mens small 28-30

Mattel‎ 2020 Jurassic World Dominion Therizinosaurus Claws Dinosaur Halloween

$20

OS (Boy)

Jurassic World Dinosaur Mask With Sound And Movable Jaw Mattel 2017‎

$20

OS (Baby)

Mattel Minecraft Sword and Lion Shield Kids Set Purple Gold Good Toy Cosplay

$24

OS (Boy)

Barbie My Very Own Shoes 1997 Mattel

$20

OS (Girl)

Mattel Jurassic World Velociraptor Chomping Mask – Dinosaur Mask Moving Jaw‎

$14 $35

OS (Boy)

MATTEL BATMAN 12” ACTION FIGURE WITH CAPE POSEABLE $10.

12”

Mattel Sparkling Orange Pumpkin Doll Costume with Green Accents

$19

WWE Rey Mysterio Mask 2012 Mattel

$10

OS (Boy)

Mattel Raptor Dinosaur mask movable jaw

$31 $777

OS (Boy)

Batman Voice Changing Mask DC Comics Toy Interactive Dark Knight Mattel

$12

7-14

Mattel Creeple Peeple thing maker box & molds

$180

One Size

Mattel Barbie Lot Of 15 Branded Grocery Items

$17

OS (Girl)

2018 Mattel Hard Plastic SpiderMan Adjustable Mask

$14 $28

10” x 8”

Little People Mattel Mini Superhero Robin and Aqua Man

OS (Boy)

Mattel Disney's Pocahontas John Smith Adventure Set Dress Up

$35

OS (Boy)

Mattel Jurassic World Indoraptor Mask and Claws Roleplay Set

$35 $35

OS (Boy)

RARE 90s Mattel Barbie Hawaii tropical skirt size 5-8 girl costume

$40 $40

5-8 years old

Kids Mattel Costumes