Using this onesie is a breeze. Just dress your baby in it like any other piece of clothing, thanks to the easy bottom popper fastening. When it comes to care, always remember to turn it inside out before putting it in the machine. Use cold water for washing to keep the fabric soft and the colors bright. Set your dryer to a low setting to avoid any shrinkage or damage to the onesie. Since it's made for your baby's delicate skin, keep it away from harsh chemicals or abrasive materials. And there you have it, your baby can enjoy wearing this adorable onesie for a long time.