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Grenco Science

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    Grenco: G Pen Pro - Black

    Grenco Science
    Original price $84.99
    Original price $84.99 - Original price $84.99
    Original price $84.99
    Current price $59.99
    $59.99 - $59.99
    Current price $59.99

    The G Pen Pro represents the ideal juncture between form and function in dry herb vaporization, offering industry leading value and performance wit...

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    Original price $84.99
    Original price $84.99 - Original price $84.99
    Original price $84.99
    Current price $59.99
    $59.99 - $59.99
    Current price $59.99
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  • Grenco: Black Snapback Hat

    Grenco Science
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    A black 5 Panel snapback featuring our signature embroidered “G” logo (white) with a custom inner label denoting Official G Pen Merchandise. One si...

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    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Save $100.00 Save $0.00

    Grenco: StĂĽndenglass X Dr. Greenthumbs

    Grenco Science
    Original price $599.99
    Original price $599.99 - Original price $599.99
    Original price $599.99
    Current price $499.99
    $499.99 - $499.99
    Current price $499.99

    Designed in collaboration with legendary Los Angeles rapper and entrepreneur, B-Real of Cypress Hill, we are honored to introduce the Dr. Greenthum...

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    Original price $599.99
    Original price $599.99 - Original price $599.99
    Original price $599.99
    Current price $499.99
    $499.99 - $499.99
    Current price $499.99
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  • Grenco: GPEN CONNECT POSTERS Green

    Grenco Science
    Original price $9.99 - Original price $9.99
    Original price
    $9.99
    $9.99 - $9.99
    Current price $9.99

    Grenco: GPEN CONNECT POSTERS Green

    Original price $9.99 - Original price $9.99
    Original price
    $9.99
    $9.99 - $9.99
    Current price $9.99
  • Grenco: GPEN CONNECT POSTERS Black

    Grenco Science
    Original price $9.99 - Original price $9.99
    Original price
    $9.99
    $9.99 - $9.99
    Current price $9.99

    Grenco: GPEN CONNECT POSTERS Black

    Original price $9.99 - Original price $9.99
    Original price
    $9.99
    $9.99 - $9.99
    Current price $9.99
  • Grenco: G pin - White

    Grenco Science
    Original price $5.99 - Original price $5.99
    Original price
    $5.99
    $5.99 - $5.99
    Current price $5.99

    Grenco: G pin - White

    Original price $5.99 - Original price $5.99
    Original price
    $5.99
    $5.99 - $5.99
    Current price $5.99
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    Grenco: G Pen Roam X Lemonnade - Vaporizer

    Grenco Science
    Original price $199.99
    Original price $199.99 - Original price $199.99
    Original price $199.99
    Current price $159.99
    $159.99 - $159.99
    Current price $159.99

    Designed in collaboration with legendary Bay Area rapper and entrepreneur, Berner, G Pen is pleased to announce the Lemonnade x G Pen Roam Vaporize...

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    Original price $199.99
    Original price $199.99 - Original price $199.99
    Original price $199.99
    Current price $159.99
    $159.99 - $159.99
    Current price $159.99
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    Grenco: G Pen Roam X Dr. Greenthumbs - Vaporizer

    Grenco Science
    Original price $199.99
    Original price $199.99 - Original price $199.99
    Original price $199.99
    Current price $159.99
    $159.99 - $159.99
    Current price $159.99

    Created in collaboration with iconic Los Angeles rapper and entrepreneur, B-Real, it is with the highest honor we introduce the Dr. Greenthumb’s x ...

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    Original price $199.99
    Original price $199.99 - Original price $199.99
    Original price $199.99
    Current price $159.99
    $159.99 - $159.99
    Current price $159.99
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    Grenco: G Pen Roam X Cookies - Vaporizer

    Grenco Science
    Original price $199.99
    Original price $199.99 - Original price $199.99
    Original price $199.99
    Current price $159.99
    $159.99 - $159.99
    Current price $159.99

    Designed in collaboration with legendary Bay Area rapper and entrepreneur, Berner, G Pen is pleased to announce the Cookies x G Pen Roam Vaporizer....

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    Original price $199.99
    Original price $199.99 - Original price $199.99
    Original price $199.99
    Current price $159.99
    $159.99 - $159.99
    Current price $159.99
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    Grenco: G Pen Roam - Black

    Grenco Science
    Original price $199.99
    Original price $199.99 - Original price $199.99
    Original price $199.99
    Current price $159.99
    $159.99 - $159.99
    Current price $159.99

    Introducing the G Pen Roam, an all-in-one portable vaporizer intuitively designed to provide water-filtered concentrate vaporization on-the-go.  ...

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    Original price $199.99
    Original price $199.99 - Original price $199.99
    Original price $199.99
    Current price $159.99
    $159.99 - $159.99
    Current price $159.99
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    Grenco: G Pen Elite - Dry Material Vaporizer

    Grenco Science
    Original price $104.99
    Original price $104.99 - Original price $104.99
    Original price $104.99
    Current price $84.99
    $84.99 - $84.99
    Current price $84.99

    The G Pen Elite® is an ergonomically designed portable convection vaporizer featuring a full LED display with temperature control, battery life ind...

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    Original price $104.99
    Original price $104.99 - Original price $104.99
    Original price $104.99
    Current price $84.99
    $84.99 - $84.99
    Current price $84.99
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    Grenco: G Pen Connect X Lemonnade - Vaporizer

    Grenco Science
    Original price $189.99
    Original price $189.99 - Original price $189.99
    Original price $189.99
    Current price $149.99
    $149.99 - $149.99
    Current price $149.99

    Designed in collaboration with legendary Bay Area rapper and entrepreneur, Berner, G Pen is pleased to announce the Lemonnade x G Pen Connect Vapor...

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    Original price $189.99
    Original price $189.99 - Original price $189.99
    Original price $189.99
    Current price $149.99
    $149.99 - $149.99
    Current price $149.99
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    Grenco: G Pen Connect X Dr. Greenthumbs - Vaporizer

    Grenco Science
    Original price $189.99
    Original price $189.99 - Original price $189.99
    Original price $189.99
    Current price $149.99
    $149.99 - $149.99
    Current price $149.99

    Created in collaboration with iconic Los Angeles rapper and entrepreneur, B-Real, it is with the highest honor we introduce the Dr. Greenthumb’s x ...

    View full details
    Original price $189.99
    Original price $189.99 - Original price $189.99
    Original price $189.99
    Current price $149.99
    $149.99 - $149.99
    Current price $149.99
    Save $40.00 Save $0.00
  • Save $40.00 Save $0.00

    Grenco: G Pen Connect X Cookies - Vaporizer

    Grenco Science
    Original price $189.99
    Original price $189.99 - Original price $189.99
    Original price $189.99
    Current price $149.99
    $149.99 - $149.99
    Current price $149.99

    Designed in collaboration with legendary Bay Area rapper and entrepreneur, Berner, G Pen is pleased to announce the Cookies x G Pen Connect Vaporiz...

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    Original price $189.99
    Original price $189.99 - Original price $189.99
    Original price $189.99
    Current price $149.99
    $149.99 - $149.99
    Current price $149.99
    Save $40.00 Save $0.00
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    Grenco: G Pen Connect - Vaporizer - Black

    Grenco Science
    Original price $179.99
    Original price $179.99 - Original price $179.99
    Original price $179.99
    Current price $139.99
    $139.99 - $139.99
    Current price $139.99

    The G Pen Connect is a revolutionary alternative to conventional concentrate consumption that heats to temperature within five seconds of activatio...

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    Original price $179.99
    Original price $179.99 - Original price $179.99
    Original price $179.99
    Current price $139.99
    $139.99 - $139.99
    Current price $139.99
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  • Grenco: G Pen Connect - Tank - Black

    Grenco Science
    Original price $29.99 - Original price $29.99
    Original price
    $29.99
    $29.99 - $29.99
    Current price $29.99

    Designed exclusively for use with the G Pen Connect, the Connect Tank features a fully ceramic heating element and patented reverse airflow technol...

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    Original price $29.99 - Original price $29.99
    Original price
    $29.99
    $29.99 - $29.99
    Current price $29.99
  • Grenco: - Dad Hat - White

    Grenco Science
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    G Pen Connect

    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Grenco: Dad Hat - Black

    Grenco Science
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    Adjustable

    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99