Andover Collection™ StoneCleft - Ideal Block,Andover Collection™ StoneCleft - Ideal Block,Andover Collection™ StoneCleft - Ideal Block,Oldcastle 6-in H x 15.8-in L x 11.5-in D Gray/ Charcoal Concrete Retaining Wall Block 129000214 at Lowes.com,Oldcastle 12-in L x 5-in W x 2-in H Trapezoid Rio Blend Concrete Patio Stone 10996061 at Lowes.com