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For maximum filtration with every hit, this straight tube double bell perc bong by HiSi glass is designed to achieve just that. Featuring a double bell perc inside the straight tube and classic Hi Si downstem, users will enjoy a scientifically clean smoke with every sesh.
HiSi is a family-owned business with more than 40 years of experience developing and blowing glass. Their approach is a scientific method that seeks to minimize the health risks associated with smoking and vaping without sacrificing user experience.