Vest by HIIT, Part of our responsible edit, Crossover front, Logo detail to chest, Tie back, Cropped length, 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.