Concentrates water on the root zone and slowly releases its contents in 5-8 hours for a deep, penetrating watering. Fits trees up to 3 inch caliper and holds 20 gallons. Uv stabilized to endure extended exposure to sunlight. Made of heavy duty green coated polypropylene with nylon webbing, poly straps, and black nylon zippers. Micro-perforated release points along the bottom seams.
