Toys and Games VIBRANTLY COLORED: Vibrantly colored metal keys that produce the clearest tones, this colorful and sturdy xylophone instrument will help your kids create the most magical sounds. HELPS IN MUSICAL DEVELOPMENT: They are safe for ages 3 years and up and works incredibly well with little hands. Playing with this brightly colored xylophone is a sure-fire way to jump start your toddler's musical development.