BUMMIES: Made from bullet fabric so it stretches perfectly and super comfortable for the baby. These cute bummies would be great for the Baseball game day. Comes in several different sizes. Perfect for Baseball season, Pregnancy announcement, Baby shower gift, Baby coming home outfit, Father's Day gift, Photography. 100% Cotton, Soft and comfortable for baby. Easy to put on the baby. Snap buttons for easy diaper change. Hand wash or machine wash, air dry, do not bleach.