DEEP WATER SATURATION IS KEY - tree watering bags deliver water deep below the soil , encouraging strong root growth, helping to reduce the effects of transplant & drought shock. Compared to conventional methods, tree watering bag can greatly reduce your watering frequency and save money by eliminating tree replacement and reducing labor costs.CAPACITY & WATER RELEASE TIMES - slow release tree watering bag can apply up to 20 gallons of water in single application/fill. It typically takes approximately 5 to 9 hours for a tree water bag to empty. Water release times depending on certain factors such as: soil types, weather conditions, tree types and size, etc. In some instances, it can take between 5 and 24 hours for single watering bag to completely empty.INSTALLATION INSTRUCTIONS - Setup is quick and easy. Just Wrap tree watering bag around a tree, zip the two sides together, and fill it with water. Note: Fill tree watering bag only to 1/4 capacity, then gently lift up on the two black straps at top of tree watering bag in order to fully expand bottom. A tree watering bag has a wide fill opening that will fit up to 3inch diameter hose. The average fill-time is 2-5 minutes with a standard garden hose.HIGH STANDARDS OF WORKMANSHIP AND CUSTOMER SERVICE - tree bags for watering are made of weather- PVC with scrim reinforcement, black polypro straps and nylon zippers.Colour:GreenMaterial:PVCPackage Contents:1 x Tree Watering BagOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.