4-in H x 8-in L x 5.5-in D Gray/Charcoal Concrete Retaining wall block

The 4x8 Garden Wall unit is the ultimate do-it-yourself block, versatile across a variety of landscaping applications. Primarily useful as a small garden wall, stack these units on top of each other and overlap the joints for a lovely and functional outdoor design. This 4x8 Garden Wall unit can also be interchanged with 4x12 Garden Wall units to further “elevate” your wall’s aesthetic look and feel. Use of concrete adhesive is suggested to adhere courses for maximum wall strength. Maximum suggested height: 3 Courses (or 12” High).