Keystone Arborstone 12" x 4" x 8" Dark Gray Concrete Garden Wall Block

Keystone Arborstone 12" x 4" x 8" Dark Gray Concrete Garden Wall Block: High-strength, dry-cast concrete is durable and requires little maintenance Rich gray color and textured finish enhances any landscape Offers design versatility to easily create straight or curved walls Fast and easy installation with self-aligning lip and automatic setback Builds walls up to 2' high