Oliasports Beach Umbrella Anchor Stand Plastic No Metal Universal Sand Grabber Spike Auger Holder Each anchor measures: 14.7 inches x 7 inches x 2.5 inches Fits umbrellas with pole diameter of up to 1.5 inch and 13.5 inches deep Easy to use: Accommodates beach umbrellas using thumbscrew tightening. Installs without tools Drill into sand or soft ground by turning the handles Other uses: pole anchor for volleyball net, flag, tent, pet leash, kite, etc.