Universal Weighted Sand Umbrella Base

DETAILS: EASY TO USE: Contain sand up to 85 lbs, which adds the gravity to your existing umbrella stand, additional can be stacked for increased stability. The ergonomic handle design easy to put on or take off from umbrella base. Large opening for simple filling to ensure the umbrella is sturdy. PREMIUM MATERIAL: Rip-stop waterproof oxford fabric material. Rigorous seaming ensures leak-proof design and extends the life of your umbrella. CONVENIENCE: Fold it according to your need to take with you anywhere. Adding the extra weight to keep your umbrella stable at all times. You can use it in the garden, restaurants, beach trips, or for other outdoor activities when you're using an umbrella.  UNIVERSAL DESIGN: The 3.1" diameter inner ring can fit most cantilevers, parasols, or garden umbrella posts.  SPECIFICATIONS: Measurement: 3.1" diameter inner ring Color: Black Material: 900D PU Water resistant fabric Capacity: 85lbs filled with sand NOTES: Don't forget to add an OSOS umbre