Halloween costumes and party supplies online store
(Mon - Fri 9am - 5pm EST)
Welcome to the world's largest Halloween costume store! Over 15,000 items. Great prices. Fast delivery
Costumes and masks
Halo 3
Halo is a multi-million game franchise that has captured the attention and time of gamers the world over. CostumeParty.com carries high-quality officially licensed Halo costumes to honor the inner geek in you and to show allegiance to the Covenant. Full outfits such as the Halo 3 Deluxe Master Chief includes a jumpsuit, EVA molded armor and a two-piece helmet. Deluxe Halo accessories can be purchased separately from masks to Halo gloves. CostumeParty.com supplies plenty of costumes perfect for gamers as well as fans of movies, TV, comics and more.
Same day shipping
Orders placed before 12pm EST will be shipped the same business day
Shop By Theme
Looking for a theme for your costume party? Are you invited to a theme party and don't know what to wear? Browse costumes and party supplies by theme. Browse themes »
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