The T-shirt & track pant set is made with Pure cotton. It is extremely smooth, soft, breathable, and made with healthy cotton fabric. With proper ventilation, you bring a lot of comfort to your kids. This set is tailored with utmost care to give a stylish look. The track pant with an elastic waistband is designed for comfort thinking about your kids’ safety. Ideal for all kinds of gifting purposes. Mars Infiniti is adhering to design a concept for your boy where comfortability yet style quotient is maintained.