Large V-interlock style blocks. Blocks weigh 3600 lbs each. Dimensions are 2x2x6. Great for retaining walls, material bins, construction sites and farms. I make a non decorative block that is $85 a piece and a decorative block that is $95 a piece. Half blocks are $65. Other sizes and styles available. Call or text for more info. No emails. Locations are in Lehi and Salt Lake