With strong holding power, simple setups and easy removal, Beach Bags water anchors were developed with input from the National Park Service to be a practical and legal alternative to pin anchoring. • anchor almost anywhere (slickrock and sand) • superb holding power • simple and intuitive set-up • fast deflation and removal • for legal and effective anchoring Enjoy the very best of Lake Powell's canyons and bays while legally and conveniently anchoring on rock or sand.Experience increased privacy and improved conditions by overnighting in areas with reduced boat densities and better views. Anchor in sheltered coves and canyons to better protect your houseboat from storms and winds.