Essential Kit Everything you need for your workout in one kit. The Essential Kit combines comfort, performance, and freedom of movement, making it ready for every training session. The kit includes:Essential T-Shirt Utility Shorts Day One SocksChoose your size and color, and get ready to train with Day One.

Performance Kit Designed for workouts that demand more from you. A combination of functional pieces that provide flexibility and stability, helping you stay focused on your performance from start to finish. The kit includes:Performance T-Shirt Training Shorts Day One SocksFocus on your performance. We’ll handle the rest.