Oh My Mahjong Sierra Mahjong TilesOh My Mahjong Sierra Mahjong Tiles The Sierra tile set by Oh My Mahjong is inspired by rugged landscapes and breathtaking sunsets layered light blue and olive green tiles that evoke serene skies and lush terrain, with a burnt orange backing that delivers a striking contrast reminiscent of the desert at dusk. A complete 160 tile premium acrylic set that is bold enough to make a statement and refined enough to feel at home in any setting. Product