Being a safe diver is important as more and more people are taking to the water every year, and there is increased watercraft traffic in our favorite dive sites. Make sure to fly a flag when diving to alert watercraft operators that there are divers below! The Alpha Flag is the True-International Diver-Down" Flag Recognized-Around-the-World as the Signal-to-Boaters that Divers-are-Below. The Innovative Alpha Inflatable Flag-N-Float has a Horizontal Flag Mount and Inflatable Buoy Base that is Easy-to-Use. 22" (55.9cm) Diameter Buoy Base and Weight Attachment Strap provide Excellent-Stability in Rough Water or while Towing, when Deflated, Flag-N-Float Stores in your Dive Bag. Flag-N-Float Sets-Up Quickly. Put a Small-Dive-Light in the Center-Compartment to Illuminate the Buoy at Night. Complete with Buoy Base, 16" x 20" (40.6cm x 50.8cm) Flag, Break-Down Poles, Towline Attachment Ring and Weight Clip Strap (weight not included).