To use this Gigantosaurus costume, simply put it on like any regular outfit. Your child can wear it for parties, school events, or just for fun at home. When it comes to maintenance, always use a sponge to clean it as stated in the washing instructions. Avoid machine - washing or using harsh chemicals as they may damage the fabric and the print. Also, make sure to store it in a dry place when not in use to keep it in good condition.