Star Wars BB-8 Join the Resistance Girls Tanks BB-8 may be little, but that doesn't stop him from making a big impression with the Star Wars BB-8 Join the Resistance Heather Gray Racerback Tank Top! A lightly distressed print on the front of this awesome gray BB-8 shirt reads "Join the Resistance BB-8" around BB-8's circular body. 50% Polyester, 25% Cotton, 25% Rayon. Designed with raw-edge hems.