Grenco Science is a leader in engineering advanced cannabis vaporizers, setting new standards in aesthetics, portability, functionality, and user experience. Through proprietary research and development, as well as collaborations with influencers in music, art, and fashion, Grenco Science is transforming the cannabis experience and leading the movement to bring cannabis traditions to the 21st century.

G Pen

Vaping

Smoking

Other

Concentrates

Storage

Glass Adapter Female 10mm

Connect Glass Adapter Male 14mm

GPen x Cookies Nova LXE Vaporizer

Blueberry Cartridge 0.5g

G Pen Yellow Lemonade

Roam - Replacement Glass Tube - Black

Custom "G Pen" Medium 4-Piece Grinder by Santa Cruz Shredder featuring:

• Patented tooth design to cut multiple ways
• Superior, knurled grip for easier rotation
• High quality, ISO Certified magnets for consistent, reliable lid closure
• Ultrasonically cleansed to achieve fully contaminate-free, Medical-Grade quality 
• Matte anodized finish for true scratch-resistant protection and durability
• T304 Micronic, precision-woven, non-fraying stainless steel screen 
• Color: Black
• Dimensions: 2 1/8" Diameter
• Made in Santa Cruz, CA, U.S.A.

Santa Cruz Shredder x G Pen Medium 4-Piece Grinder

Custom "G Pen" Medium 4-Piece Grinder by Santa Cruz Shredder

Clementine Cartridge 0.5g

G Pen Gio Travel Case

Wedding Cake Cartridge 1g

Wedding Cake

Grape Ape Cartridge 0.5g

G Pen Roam Vaporizer Black

G Pen

G Pen products