Capacity varies by model. Documented volumes include 1.38 gallons, 1.9 gallons, 3.7 gallons, and up to 7.5 gallons — overall range roughly 1.38 to 7.5 gallons.
Heights vary widely across the selection, ranging from about 7 inches up to 66 inches depending on the model.
Assembly varies: several items arrive ready-to-use with no assembly required, while some larger pieces note adult assembly is required — some state no tools are needed and others list tools provided.
Use and placement vary by item: many are described for indoor use, while several listings are rated for both indoor and outdoor use and specifically mention patios, decks, sunrooms, and similar spots.
Weights range from very light (about 3 pounds) up to heavier assemblies (net weights listed as high as 38 pounds). Some products note added stability from heavier construction or by filling an outer wall with sand or gravel.