Island Umbrella Ebony Resin Cross Arm Umbrella Base Weights - Secure Outdoor Patio Umbrella Base with Reliable Stability The Island Umbrella Ebony Resin Cross Arm Umbrella Base Weights provide a durable and practical solution for securing outdoor patio umbrellas. Designed for use with cross-base umbrella stands, these 35-lb resin weights create a stable foundation, preventing tipping and ensuring safety even in breezy conditions. When filled with sand or water (not included), the set of four weights provides up to 140 lbs of total weight, making it suitable for large outdoor umbrellas and patio umbrellas with bases. The sleek black finish complements various outdoor settings, from patios and decks to pool areas. Constructed from impact-resistant polyethylene, these weatherproof umbrella base weights are built to withstand the elements, resisting cracks, fading, and wear for long-lasting performance. Each weight features built-in handles for easy portability and compact storage, offering convenience for seasonal setup and storage. This set is compatible with most outdoor table umbrellas, market stand umbrellas, and cantilever patio umbrellas, making it a versatile choice for enhancing backyard or poolside spaces. With included hardware and a 1-year limited warranty, this patio umbrella base set ensures reliability and peace of mind.