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COVID-19 UPDATE | BACK TO COLLEGE SALE! (Ends 9/30 11:59PM) - Extra 15% off E-RIGS, WAX PENS, & DRY HERB VAPES WITH CODE: BACKTOSCHOOL

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          Grenco Science is a leader in providing ingenuity and aptitude to the vaporizer market, while consistently engineering the most advanced, cheap, and user-friendly portable vaporizers available. Grenco (or G Pen) was the first brand to market a tank system specifically designed for personal aromatherapy regimens. Moreover, they are constantly looking to integrate superior functionality with the convenience of transportability.

          Grenco Science (21)

          G Pen Connect Tank

          $29.95

          G Pen Gio Battery - Cookies Edition

          $19.99

          G Pen Elite Charing Dock

          $19.95

          G Pen Nova Tank - Cookies Edition

          $16.95

          G Pen Connect Glass Adapter - Male

          $16.95

          G Pen Elite Silicone Sleeve

          $14.95

          G Pen Nova Tank

          $14.95

          G Pen Roam Mouthpiece

          $9.95

          G Pen Elite Mouthpiece

          $9.95
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