Professional  Butterfly / Insect Sweep Net (15-inch Aerial) Net with extendable 17-41-inch handle, has a 15-inch aluminum hoop with reinforced heavy duty sail cloth band and a net bag depth of 33-inches. The extra-durable polyester net bag tapers to form rounded open bottom. Educational Science Sweep net bags are fabricated from white durable blended polyester netting material. The mesh size is approximately 24 x 20 per inch. The tricot interlocking netting is manufactured in a manner that helps prevent snags and tears. The net bags are banded with natural heavy-duty sailcloth. These bags are available in 15-inch and 18-inch diameters. The detachable threaded aluminum handle extends from 23-54-inches. When the handle is unscrewed and detached from hoop, the net bag, handle, and hoop will fit in large purse, small duffel bag, or large backpack. Replaceable parts and accessories are available from Educational Science for years of dependable service. Optional stainless steel telescoping 17-59-inch handle, hoops,  and net bags are available from Educational Science.