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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 - 420 Science - The most trusted online smoke shop.
    HiSi Downstem
    $34.99
    ★★★★★
    ★★★★★
    HiSi 14mm Drain Bowl - 420 Science - The most trusted online smoke shop.
    HiSi 14mm Drain Bowl
    $39.99
    ★★★★★
    ★★★★★
    HiSi 14mm Crosshair Bowl - 420 Science - The most trusted online smoke shop.
    HiSi 14mm Crosshair Bowl
    $39.99
    ★★★★★
    ★★★★★
    Beaker Bong On Sale
    HiSi 15in 7mm Beaker Bong
    $179.99 $159.99
    ★★★★★
    ★★★★★
    HiSi 14mm No-Drag Hexagon Ash Catcher - 420 Science - The most trusted online smoke shop.
    HiSi 14mm No-Drag Hexagon Ash Catcher
    $109.99
    ★★★★★
    ★★★★★
    Triple Bell Perc Bong
    HiSi 14in Beaker Bong - Jr. Double Bell Perc v2.0
    $299.99
    ★★★★★
    ★★★★★
    HiSi 14mm 45deg No-Drag Ash Catcher - 420 Science - The most trusted online smoke shop. Sold Out
    HiSi 14mm 45deg No-Drag Ash Catcher
    $99.99
    HiSi Beaker Bong On Sale
    HiSi 15in 5mm Beaker Bong
    $149.99 $139.99
    ★★★★★
    ★★★★★
    Hexagon Beaker Bong On Sale
    HiSi 15in Hexagon Beaker Bong
    $199.99 $169.99
    ★★★★★
    ★★★★★
    HiSi 14mm 90deg No-Drag Ash Catcher - 420 Science - The most trusted online smoke shop.
    HiSi 14mm 90deg No-Drag Ash Catcher
    $99.99
    ★★★★★
    ★★★★★
    High on Science Glass Bongs Sold Out
    HiSi 18in Beaker Bong - Double Geyser Perc
    $419.99
    ★★★★★
    ★★★★★
    HiSi 5in Traveler Dual Configuration Bubbler - 420 Science - The most trusted online smoke shop. On Sale
    HiSi 5in Traveler Dual Configuration Bubbler
    $169.99 $159.99
    ★★★★★
    ★★★★★
    Triple Perc Bong Sold Out
    HiSi 23in Beaker Bong - Triple Geyser Perc
    $469.99
    U Perc Beaker Bong
    HiSi 13in Beaker Bong - U Perc
    $284.99
    HiSi 6in Bent Neck Beaker - 420 Science - The most trusted online smoke shop.
    HiSi 6in Bent Neck Beaker
    $149.99
    ★★★★★
    ★★★★★
    HiSi 7in Stemless Hexagon Geyser Perc - 420 Science - The most trusted online smoke shop.
    HiSi 7in Geyser Perc Hexagon Bubbler
    $239.99
    ★★★★★
    ★★★★★
    Best Perc Bongs
    HiSi 16in Beaker Bong - Bell Perc v2.0
    $289.99
    ★★★★★
    ★★★★★
    Double U Perc Bong
    HiSi 16in Beaker Bong - Double U Perc
    $349.99
    ★★★★★
    ★★★★★
    Perc Bong On Sale
    HiSi 19in Beaker Bong - Double Bell Perc v2.0
    $349.99 $329.99
    ★★★★★
    ★★★★★
    HiSi 7in Straight Neck Beaker - 420 Science - The most trusted online smoke shop.
    HiSi 7in Straight Neck Beaker
    $149.99
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