10x14" PROformance Power DD fits the Garrett GTI 2500 detector. Use in areas with moderate to heavily mineralized soils. This coil features heavy-duty, seamless epoxy-filled technology for the ultimate in weather and water-proofing. Has an open design, which provides easier movement through water and near-neutral buoyancy as well as excellent visibility of the ground beneath the coil - an invaluable feature when pinpointing!