Set of light up colour changing mood eggs. In a pack of 6 they can be used in a dark den or sensory space or for children to hold and provide calm and relaxation.LR44 batteries included.Age Suitability: 3 Years +This product is not a toy; adult supervision is required while in use please do not squeeze the egg. Take care when changing button cell batteries (LR44) to make sure the compartment is secured afterwards and the old battery is disposed of safely.