Strong Umbrella Stabilizer - With these stabilizers, the umbrella pole will fit into the base of the stand more tightly to avoid potential accidents or damage to the umbrella Easy to install - Only 2 minutes to set up. 3 steps: 1. Insert the base stabilizer into the bottom of the umbrella stand base. 2. Choose the correct size from the included 2 sizes of ring parts [separate them first) and place it on top of the stand base. 3. insert the umbrella into the base and use the specified thread to tighten Wide use - The umbrella hole ring plug is suitable for most umbrellas such as beach umbrella, market umbrella and traditional patio umbrella. The strong material means that the adapters can be used in wide conditions such as the beach, balcony, backyard and by the pool Material: Metal + plastic Color: black Package contents: 1 x kit [8pcs) Only the above package contents, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The permissible measurement error is +/- 1-3 cm. Our aftermarket team consists of experienced, professional and responsible staff. They will do their best to solve your problems and let you feel our sincerity and intention. Buying our products means choosing peace of mind and peace of mind.