Marvel Guardians of the Galaxy Team Rainbow Girls T-Shirt The Guardians have always done things their own way and now you can celebrate their unique style with the Marvel Guardians of the Galaxy Team Rainbow Light Blue Racerback Tank Top! This awesome Marvel tank top has Rocket, Gamora, and Star-Lord in an ombre style print that fades from red to purple in the colors of the rainbow down the front. 60% Cotton, 40% Polyester.