Lowe's 4-In H X 8-In L X 5.5-In D Gray/Charcoal Concrete Retaining Wall Block | SWGB

Lowe's 4-In H X 8-In L X 5.5-In D Gray/Charcoal Concrete Retaining Wall Block | 17H020GCH

Techo-Bloc Modern Yard 4-In H X 13-In L X 5-In D Shale Grey Concrete Retaining Wall Block In Gray | 181-0400AA22-08

Lowe's 4-In H X 12-In L X 7-In D Grey/Charcoal Concrete Retaining Wall Block In Gray | 196- SMW-GC

Vodaland Permeable Pavers - Hexpave Grass & Gravel Permeable Paver System - 100% Recycled PPE Plastic Pavers, Handles 27,000 Lbs, 1" Depth, 65 S.F /

TRUEGRID | Deco Permeable Pavers | Designed As Driveway Pavers, Garden Pavers, Stepping Stone Support, For Walkways, Patios, Poolside, DIY | Outdoor