adidas - Supernova V-Neck Long Bra (Callisto/Light Callisto) - Clothing: The Supernova V-Neck Long Bra is a ClimaCool(R) fitted V-neck tank with multiple fabric combinations to enhance performance. Inner shelf bra with molded cups for additional support and anatomically placed mesh inserts. Flatlock seams and reflective brandmark. 100% Polyamid nylon interlock.