BEACHBUB Ultra Beach Umbrella Base The beachBUB (beach umbrella base, umbrella not included) is a safe and easy anchoring device for your beach umbrella The base includes a universal beachBUB clamshell anchor collar which makes it compatible with all brands of beach umbrella Of sand, only takes minutes to set up and has been wind tested to 42 mph; no hole to dig or twist screw device used Fits all beach umbrella poles The beachBUB ultra is recommended for holding umbrellas with canopies up to 8 feet in diameter