Round Neck Workout Racerback Tank Top Seamless Racerback Design. These seamless workout tops for women feature a cut out, keyhole at the back, which gives it a trendy and stylish vibe. You’ll definitely fall in love with the slim racerback style and body hugging fit because it stays with you regardless of if you’re upside down or squatting low. This yoga crop top is designed for fashion and function, keeping you cool as you work out. Tight, Comfortable Material. Made from 49% Nylon 45% Polyester 6% Spandex, the seamless material on this workout crop top is lightweight and breathable—perfect for when you’re at the gym or more. The material helps wick sweat away from your skin, leaving you comfortable during activities such as cardio, running, yoga, weight lifting and more. The seamless fabric stretches and moves with your body, without losing shape over time. Versatile, Trendy Style. Who doesn’t love a tank that can take you from the gym to the streets to home again? The versatility of this style means that this womens crop top is the perfect choice for all of your daily activities. Plus, the fashion-forward design allows it to be paired with more than just your workout clothes. With its sleeveless style, crew neckline and cute crop top fit, this cami crop top is a basic essential that makes it a trendy choice as well.