Pottery with multi glaze. Browns, blue and grays. The blue is matte. Gives grip

Pottery, handmade but was professionally turned. Challis is multi glazed with browns, blues and gray. The blue glaze is matte and provides grip if you want to drink out of the cup. Base is 3”. Top is 3 1/2” and is the widest point. 5 1/4” tall.