Rubie’s Costumes for Men, Women, and Kids (various) $5 each + shipping

Zulily has Costumes for the whole Family for $4.99. Shipping is $5.99 for one or $7.99 for 2 or more.
Sizes will vary by style
Example deals:

• Women’s 300 Aetemsia Costume Set $5
• Men’s Speed Racer Deluxe Costume Set $5
• Adult Minion Pirate Costume Set $5
• Boys’ Star Wars Angry Birds Darth Vader Pig $5
• More