This product uses the traditional process, elaborate.All materials used Shanghao bamboo.Product use, durable wear, use a different season.Bamboo will not mildew, relatively wood, more durable and not easily broken, no smell.Just in case you might need it, we have provided and extra kendama string.Tips: because the light and colour and other issues, receive the item may be slightly different colour and pictures, this does not affect your use.