The glaze is called Variegated Slate Blue and is food safe.
The external dimensions are: 3 1/8 inches wide at the widest diameter and 4 1/8 inches high.
Purchases delivered in California:
The maximum sales tax will be charged at the time of your purchase. Once I receive payment, I will refund any state sales tax above what is required based upon the delivery address via paypal.
Thank you for your patience.