Promote Healthy Tree Growth: Each tree watering bag holds up to 20 gallons (75.5L) of water and slowly releases it over 5 to 8 hours. This ensures deep hydration, directly reaching the tree roots. Ideal for newly transplanted trees or trees in hot summer conditions, providing them with the moisture they need for healthy growth.

Durable & Reliable Quality； Made from strong, weather-resistant PVC material, these tree watering rings are designed for long-lasting durability. They are tear-resistant and can withstand damage from tree branches, easily handling the pressure when filled to capacity.

Wide Compatibility: The set includes 4 slow release watering bags, ideal for both young saplings and mature trees. Each tree irrigation bag fits trees with a maximum trunk diameter of 5.51 inches (140mm) and a minimum tree height of 5.91 in (150mm).