Bullzerk Tumbler

Bullzerk Verified independent store

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Keep it cold. Keep it Texas. The Bullzerk Tumbler is a 22 oz. stainless steel powerhouse built for the Texas heat — double wall vacuum insulated to keep your drinks cold for 12 hou rs or hot for 6. Made by Bison Coolers, a Texas-based brand that knows a thing or two about keeping things cold.Details 22 oz. stainless steel Double wall vacuum insulated 12 hours cold | 6 hours hot Made by Bison Coolers (Texas-made) Show more