Simple Space Aluminum Free Umbrella Holder For Household Use $ 7.22 Product information: Product category: umbrella holder Material: aluminum alloy Model: single layer and double layer Surface treatment: oxidation Color: silver, black Umbrella position: light single-layer umbrella frame, light double-layer umbrella frame, black single-layer umbrella frame, black double-layer umbrella frame A: Single layer umbrella stand B: Double umbrella stand