Fallout is a post-apocalyptic role-playing video game. Vault Boy is the mascot character of the Vault-Tec corporation, He appears in the Vault-Tec adverts, manuals, products and training films. If you're looking for officially licensed Fallout merchandise, you've come to the right place! Bioworld specializes in creating officially licensed apparel and accessories, along with other cool geek merchandise. This adult tee features a Vault Tec Vault Dweller Costume front print design. Made of 100% cotton, this adult top is super comfortable. This Vault Dweller t-shirt is the perfect gift for the Fallout fan in your life.