Sweat combos crack the crisp and cozy style code. Ruling your home and the streets as a stylish basic: Sweatsuits in matching monochrome and slightly different tonal color schemes kick your wardrobe up a notch in terms of coolness and comfort. All hail adding a statement turtleneck under your hoodie or crewneck and some sneakers for a street style fusion — a particular hit with the fashion crowd this season, but also so much more than just a fashion trend.