Description from the publisher:
Be the first to glide your four same color river stones into winning positions. Presented in a polished bamboo tube, this unique game invites you to experience the natural harmony between ever-changing power strategies and the precision of flow and movement.
1 hemp playing mat, 2 sets of 4 riverstones, instructions.
This version differs from the deluxe edition by the same publisher, which has a bamboo playing mat, etc.