COMFORTABLE FABRIC: 95% cotton to boys boxershort, keep him cool and comfy all day., durable and suitable for everyday wear. HEALTH PROTECTION: The girls boys underwear has good elasticity and can fit well with the baby's skin. The private parts have double fabrics to better protect the baby's health. SUITABLE SIZE: Our kids panties are suitable for boys and girls for 2-10 years old. Each pack of 10 pairs of baby's underwear meets daily changing needs, keeping your baby clean and fresh all the time. WASHING TIPS: Boys Underwear Machine Wash,hand wash,easy to wash,No fade,No deformation,Super soft underwear fabric, with nice stretch. QUALITY SERVICE: If you have any questions about our product or if your experience with us was less than perfect in any way, please contact us so we can make it right for you.