Order Drafting Ring compatible with Terrafroming Mars and other games

Never forget who is first player and which way to pass your cards with this drafting ring.  Perfect for games such as Terraforming Mars, 7 Wonders, Blood Rage, Among the Stars, and Fairy Tale - and many other game involving card drafting and alternating turn directions. The Order Drafting Ring is about 10.5 cm in diameter and about .5 cm thick. and fits nicely with Top Shelf Gamer's Terraforming Mars start player marker we also sell Slide the white tab on the side of the ring to the right to indicate passing cards to the right with red arrows. Slide the white tab on the side of the ring to the left to indicate passing cards to the left with blue arrows.