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    HiSi Glass

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    American made water pipes with scientific designs and outstanding percs.
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    HiSi Downstem - a Downstems, from HiSi Glass - find at 420Science.com
    HiSi Downstem
    ★★★★★
    ★★★★★
     From $ 30.99
    HiSi 14mm Drain Bowl - 420 Science
    HiSi 14mm Drain Bowl
    ★★★★★
    ★★★★★
     $ 39.99
    HiSi 14mm Crosshair Bowl - 420 Science
    HiSi 14mm Crosshair Bowl
    ★★★★★
    ★★★★★
     $ 39.99
    HiSi 15in 50x5mm Hexagon Beaker - 420 Science Sold Out
    HiSi 15in 50x5mm Hexagon Beaker
    $ 197.99
    HiSi 15in 50x7mm Beaker - 420 Science
    HiSi 15in 50x7mm Beaker
    ★★★★★
    ★★★★★
     $ 173.99
    HiSi 14in Beaker - Triple Bell Perc v2.0 - 420 Science
    HiSi 14in Beaker - Triple Bell Perc v2.0
    $ 289.99
    HiSi 18in Beaker - Double Geyser Perc - 420 Science
    HiSi 18in Beaker - Double Geyser Perc
    ★★★★★
    ★★★★★
     $ 419.99
    HiSi 15in 50x5mm Beaker - 420 Science
    HiSi 15in 50x5mm Beaker
    $ 149.99
    HiSi 13in Beaker - Double U Perc - 420 Science
    HiSi 13in Beaker - Double U Perc
    $ 273.99
    HiSi 5in Traveler Dual Configuration Bubbler - 420 Science
    HiSi 5in Traveler Dual Configuration Bubbler
    ★★★★★
    ★★★★★
     $ 179.99