HEMPER Sidecar Inline Perc RigDescription The HEMPER Sidecar rig was first featured in our May Hemper box. With a multi slit, fixed inline perc for prime filtration, this piece makes might just become your new daily driver. Made with scientific glass, and due to its size, the HEMPER Sidecar makes for a perfect budget travel bubbler. Combine that with a Sidecar neck design which offers BOTH aesthetic and functional qualities, and youve got a nearly perfect piece! Aesthetically,