There are concave rectangular tiles coated in an emerald green glaze, thin square tiles with hand-drawn black lines that form patterns and circular tiles with matte pastel glazes.

A bronze Miro sculpture interrupts the sidewalk below the grand Cathedral of Palma de Mallorca. It stretches up, the height of two men, a hollowed concave rectangle topped by a large egg-shaped ...

View CRYSTAL ART A rectangular mirror with concave ends, curved smoked glass frame, brass fixings (Slight lack of tint By Art Cristal; crystal; H 104 x W 64 x D 6 cm H 41 x W 25 ¼ x D 2 3/8 in. ; .

Bureau Of American Ethnology Notes Green with white band down center decorated with a black pipe, bullet marks, and concave rectangle at bottom; bird figures on each side with arrows at left and ...

Extended options include round, square, rectangle, and low profile. Some styles offer concave or convex tops and ridged tops for a better grip.