Outsunny StayPut 4-Piece Patio Umbrella Base Weights, 175lbs Total Weight, Black Square | Aosom.com

Stabilize Outsunny umbrellas with our base weights, ensuring firm placement throughout the day. Made from HDPE plastic, they are durable for outdoor use and include a filling port for easy water or sand filling. When empty, they are lightweight and feature handles for convenient portability, perfect for creating shaded areas easily.