Tremron RW03150W3320T 3 Piece Stonegate Sierra are the perfect combination of function and style. Available in three unique shapes and sizes, with a weathered, cut-stone appearance. The double-sided can be installed in patterns or irregularly, emulating the look of a quaint European village. Whether its an outdoor kitchen, seating wall, columns, or an erosion control retaining wall system, are the most versatile wall blocks on the market.