Rare Tea Cellar Mug Sale! from $9.00 Title Rare Tea Cellar Mug Qty. Add to Cart Gift Instantly This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Sip your favorite Rare Tea Cellar teas out of our new signature RTC mugs! This sturdy ceramic mug holds 18 oz. gift mug rtc Tweet Pin it