These block rattles are hand sanded to be silky smooth and are a pleasure to hold. They has a nice soothing sound that children love. These rattle sets come with different sounding rattles inside and provide a challenge for the kids to try to think of what would make them sound the way they do. They can be stacked and played with as blocks as well as rattles. They make excellent gifts for children and are a great thought for baby showers. They are made of hard maple and measures 1 1/2". This listing is for two rattles.