All age groups can have hours of fun using their Warmies Neck Wraps. The Neck Wraps are fully microwavable yet entirely safe to hold tight. Warmies Neck Wraps are gently scented with French lavender that is carefully sourced from local growers in Provence. Quick facts: Simple to use - just warm in a microwave. Can be reheated hundreds of times. Do NOT immerse in water or wash in the washing machine - surface clean only with a damp sponge.