There are no noticeable stains, but there is a slight feeling of use. I think it can still be worn. I think it's thicker and warmer than Uniqlo fleece. Fluffy Colorful character-patterned fleece pajamas, machine washable for easy care. - Design: Colorful character pattern - Material: Fleece material - Size: Unknown, but for kids - Washing instructions: Machine washable, tumble dry low Thank you for viewing.