Bring authentic NBA style to the courts of Boston with an official New Era Boston Celtics MLB Black Base Team Pop 39THIRTY cap. Built upon a black base but with highlights picked out in white and a vibrant Celtics logo applied to the front, the contoured and structured crown benefits from both a fitted design and Stretch Fit technology for superior comfort. The cap’s curved visor ensures you stay cool beneath the midday sun, while the finishing touch is supplied by the embroidered New Era flag on the wearer’s left. Boston Celtics MLB Black Base Team Pop 39THIRTY cap Boston Celtics logo at front Embroidered New Era flag at left Contoured and structured crown Fitted design with Stretch Fit properties Curved visor 100% Polyester knit