WYZworks Slow Release Automatic Drip Irrigation 15 Gallon Tree Watering Bag<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>IDEAL for newly planted shade or street trees with trunks up to 4-inches in diameter.</li><li>SAVES trees deep water saturation helps reduce transplant shock and drought stress.</li><li>ELIMINATES water waste due to run-off and evaporation.</li><li>SLOW RELEASE watering bag for trees， about 4 hours.</li><li>EASY INSTALL and fill in just minutes - requires re-filling just once ever 5 to 7 days.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/61MI0FRGcaL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41rGEKc10CL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51i14fF2V2L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51UNsyCR1CL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51hkH%2BKDepL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/516SPv7t-tL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ezfRmbN3L.jpg" noproxy>