A geocell is a three‑dimensional, honeycomb‑like geosynthetic product used to stabilize soil, support loads, control erosion, and retain earth.

A retaining wall is a structure designed to hold back soil, rock, or other materials, preventing downslope movement or erosion.

Geogrid is a type of geosynthetic material used to reinforce and stabilize soil in civil engineering, infrastructure, and road construction projects.