These “smoked” vessel are fired in a fire pit in a farmland in North Fork county in Long Island, NY and have a unique charred appearance. The body is porous. They do not resist water and not suited for food.

From the top right, in counterclockwise;

Dark two-cup vessel: 11 x 5 x 5.5 H (in.) / 28 x 13 x 14 H (cm)
Three-cup vessel: 13 x 7.5 x 3.5 H (in.) / 33 x 19 x 9 H (cm)
Small two-cup vessel at front right: 6 x 3.5 x 3 H (in.) / 15 x 9 x 8 H (cm)
Bowl-cup vessel: 11 x 7 x 5.5 H (in.) / 28 x 18 x 14 H (cm.)