The Rio Beach Sand Anchor stops umbrellas from blowing away in winds up to 30-miles per hour. This handy device ends the struggle of setting up and securing your beach umbrella. Plus, it is a great accessory for surf fishing, as well. The Rio Beach Sand anchor will help you stay in the shade and decrease your risk of over-exposure to the wind, sun, and rain. This rust-proof, lightweight anchor is constructed of nylon and fiberglass and sets up in seconds.