My baby 2 year 5 month yesterday he took vacation and after vacation his her getting hard and little red is it normal? When it will become goes?

A. U This rubber little bit of ice cube on to that area it must be becoming like a cyst a lump so keep applying ice cube over there every 2 to 3 hours slowly gradually it is going to settle down and also if you need if your child feels pain then you can give paracetamol to the child