Star Wars Day of the Darth Girls Tanks Darth Vader's helmet has come to be a symbol of evil and villainy, but it's looking rather lovely on the Star Wars Day of the Darth Heather Navy Blue Racerback Tank Top. This soft navy tank top features an artistic and ornate print of Vader's iconic helmet, giving it a Day of the Dead twist. 50% Polyester, 25% Cotton, 25% Rayon.