An RH Preyda combination bench stone (30075), Soft Arkansas and Hard Arkansas, 10" x 2" x 1" per the store title. Soft Arkansas is medium density (coarsest Arkansas grade, initial edge). Hard Arkansas is fine density (smooth polish, not the finest). Official combination sizes include 10 x 2 x 1 in. Natural novaculite, made in the U.S.A. Grade facts from RH Preyda's Explore chart. The live combination-bench page on rhpreyda.com describes a Soft / Hard Black pairing, not Soft / Hard — Hard Black language is not used on this SKU.

The 10" combo. Soft face, then Hard. One stone, two grades.

Features

• Soft Arkansas (medium density) and Hard Arkansas (fine density)
• 10" x 2" x 1" (254 x 50.8 x 25.4 mm on the official size table)
• Natural novaculite combination bench stone
• Made in USA