T-shirt by HIIT, For exercise or everyday wear, Crew neck, Capped sleeves, Wrap design, Tie side, Regular fit, Just select your usual size. Look stylish without breaking a sweat with HIIT's drop of activewear. The label's monochrome palette plays out across a streetwear-inspired range of tops, leggings and sports bras all kitted out with breathable mesh panels and handy zip pockets.