MAXIMUM DURABILITY - Crafted from high-quality vinyl, the Westcott HurleyPro H2Pro Water Weight Bag ensures long-lasting performance and resistance to wear and tear, even in demanding conditions. EASY TO USE - Designed for quick setup, this water weight bag can be easily filled and emptied, providing a hassle-free solution for stabilizing your photography equipment on location. SECURE HOLD - With a counterbalance weight of 8.75 lbs (3.97kg) when filled, this bag provides a reliable and secure anchor for light stands, preventing accidental tipping and ensuring stability. WEATHER RESISTANCE - The water-resistant vinyl material protects the filled weight bag contents from moisture, making it suitable for outdoor shoots in varying weather conditions, ensuring longevity.