Bubble Gum Gu Wax Over 70 Degrees Single Bar Brand: Bubble Gum This special formulated top coat wax is for when you need extra tack. It&#39;s formulated for a wide range of water temps (70 - Below and 70 - above). You must use a base coat or have an established wax coat on your board. Bars are specially made small for single (or a few) surf sessions. . . . its all you need!