O.pen the o.riginal cannabis pen. We started extracting cannabis oil in 2010 and haven't stopped since. With more than 100,000 hours clocked in R&D we're in relentless pursuit of bringing you the best cannabis oil extracts to satisfy any occasion. 

If you're entry-level looking for a consistent, repeatable experience or a cannaseur wanting to experience the nuances of cannabis terpenes - O.pen has an award-winning product for you backed by a Friend for Life satisfaction guarantee. Go with the O.

O.pen Daily Strains - Blue Dream (Euphoric) - 1000mg

O.pen Elite Strains (Live Rosin +) - Zangria -  1000mg AIO

O.pen 2.0 Green Battery

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Vaping

Concentrates

Jack Herer (Energizing) - Boasts a sour & sweet citrus flavor. 

Dominant terpenes include Myrcene, Beta-Caryophyllene & Terpinolene.

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to  achieve consistent effects and flavor profiles, while emphasizing THC levels. Find your feel & your flavor among these best-selling strains. 

O.pen Daily Strains - Jack Herer (Energizing) - 500mg

Travel to Maui Wowie where we're always OOO with this tropical, sweet & uplifting strain that delivers energizing effects. This 1,000mg 510-thread vape pen cartridge is sure to deliver delightful results. 

Dominant terpenes in Maui Wowie include: beta-caryophyllene, myrcene & d-limonene.

O.pen is a 10x award-winning cannabis brand that has been proudly producing vape cartridges since 2012.

O.pen Daily Strains - Maui Wowie (Energizing) -  500mg

Watermelon Delight (Euphoric) - Like cooling off on a hot summer day, this strain will leave you oddly satisfied. 

Dominant terpenes include Terpinolene & Myrcene.

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to  achieve consistent effects and flavor profiles, while emphasizing THC levels. Find your feel & your flavor among these best-selling strains. 

O.pen Daily Strains - Watermelon Delight (Euphoric) - 500mg

Banana Bomb (Sleepy) - This bomb of banana flavor will have you wondering how long you've been asleep. 

Dominant terpenes include Myrcene & D-Limonene.

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to  achieve consistent effects and flavor profiles, while emphasizing THC levels. Find your feel & your flavor among these best-selling strains. 

O.pen Daily Strains - Banana Bomb (Sleepy) - 500mg

Siesta [Sleepy] - Did someone say nap at the park? This earthy strain is sure to deliver that perfect afternoon slumber. 

Dominant Terpenes: Terpinolene, Myrcene, Pinene.

Signature Strains are a curated selection of popular strains, designed for any occasion. Consistent, repeatable flavors and effects thanks to specifically formulated cannabis terpenes. Find your ‘feel’ (energizing, euphoric, relaxing, sleepy) and pick a flavor.

O.pen Signature Strains - Siesta (Sleepy) - 1000mg

Lemon Cherry Breeze CBG (Relaxing) - It's all easy breezy lemon squeezy with this tantalizingly tart strain. Sit back and relax in a state of sweet euphoria as you soak in the breeze. Specially formulated with a 3:1 ratio of THC to CBG! 

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to achieve consistent effects and flavor profiles, while emphasizing THC levels. 

O.pen Daily Strains - Lemon Cherry Breeze CBG (Relaxing) - 1000mg

Tropical Lime Snooze CBN (Sleepy) -  Here comes High Tide! This strain will have you feeling like you just spent a week on the beach, with notes of citrus bringing in a wave of sleepiness. Specially formulated with a 3:1 ratio of THC to CBN!

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to achieve consistent effects and flavor profiles, while emphasizing THC levels. 

O.pen Daily Strains - Tropical Lime Snooze CBN (Sleepy) - 500mg

Northern Lights (Sleepy) - A sweet citrus, lemon & pine flavor. 

Dominant terpenes include Terpinolene, Beta-Caryophyllene & Limonene.

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to  achieve consistent effects and flavor profiles, while emphasizing THC levels. Find your feel & your flavor among these best-selling strains. 

O.pen Daily Strains - Northern Lights (Sleepy) - 1000mg

Tiger's Blood (Euphoric) - This strain is ready to pounce! Leaving behind a floating, relaxed feeling accompanied by fruity, lime notes. You'll earn your stripes with this one. 

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to achieve consistent effects and flavor profiles, while emphasizing THC levels. 


O.pen Daily Strains - Tiger's Blood (Euphoric) - 1000mg

Skywalker OG (Euphoric) - The force is strong with this one. An herbal, spicy euphoria will have you debating joining the dark side.

Dominant Terpenes include Caryophyllene, Myrcene, and Humulene.

Signature Strains are a curated selection of popular strains, designed for any occasion. Consistent, repeatable flavors and effects thanks to specifically formulated cannabis terpenes. Find your ‘feel’ (energizing, euphoric, relaxing, sleepy) and pick a flavor.

O.pen Signature Strains - Skywalker OG (Euphoric) - 1000mg

Skywalker OG

Euphoric -  This strain is ready to pounce! Leaving behind a floating, relaxed feeling accompanied by fruity, lime notes. You'll earn your stripes with this one!

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to achieve consistent effects and flavor profiles, while emphasizing THC levels. 


O.pen Daily Strains - Tiger's Blood (Euphoric) - 500mg

Strawberry Cheesecake (Relaxing) - Offers a loud & sweet strawberry flavor. 

Dominant terpenes include Limonene, Myrcene & Beta-Caryophyllene.

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to  achieve consistent effects and flavor profiles, while emphasizing THC levels. Find your feel & your flavor among these best-selling strains. 

O.pen Daily Strains - Strawberry Cheesecake (Relaxing) - 1000mg

O.pen Daily Strains - Banana Bomb (Sleepy) - 1000mg

Ghost Train Haze (Energizing) - Was that a ghost?! This citrus, floral strain will have you on your toes as it's known to play tricks. 

Dominant Terpenes include Terpinolene, beta-Myrcene, beta-Caryophyllene.

O.pen Daily Strains are a curated selection of popular strains. These strains are scientifically formulated to achieve consistent effects and flavor profiles, while emphasizing THC levels.

O.pen Daily Strains - Ghost Train Haze (Energizing) - 1000mg

Green Crack (Energizing) - An uplifting & tart citrus flavor. 

Dominant terpenes include Beta-Caryophyllene, Myrcene & Terpinolene.

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to  achieve consistent effects and flavor profiles, while emphasizing THC levels. Find your feel & your flavor among these best-selling strains. 

O.pen Daily Strains - Green Crack (Energizing) - 1000mg

Tropicanna Cookies (Euphoric) - A sweet and citrusy powerhouse that will leave you with a focused and cerebral high. 

Dominant terpenes include Myrcene, Beta-Caryophyllene & Alpha Pinene.

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to  achieve consistent effects and flavor profiles, while emphasizing THC levels. Find your feel & your flavor among these best-selling strains. 

O.pen Daily Strains - Tropicanna Cookies (Euphoric) - 500mg

Tropicana Cookies

Sour Kush (Relaxing) - A potent and pungent, indica-leaning hybrid with a deep terpene profile. It unites two famous cannabis strains from the Chem 91 family: Sour Diesel and OG Kush. The aromatic properties of Sour Kush are a testament to its diverse heritage. While deep and earthy, top notes of petrol and flowers punctuate the senses. Those new to cannabis should proceed slowly with Sour Kush so as not to overmedicate. This cultivar can be relaxing or stimulating depending on the consumer and the context.

Dominant Terpenes include Limonene, Linalool, and Beta-Myrcene.

Signature Strains are a curated selection of popular strains, designed for any occasion. Consistent, repeatable flavors and effects thanks to specifically formulated cannabis terpenes. Find your ‘feel’ (energizing, euphoric, relaxing, sleepy) and pick a flavor.

O.pen Signature Strains - Sour Kush (Relaxing) - 1000mg

Sour Kush

Biscotti (Energizing) - A sweet, yet potent punch known to deliver a buzzy feeling head-to-toe to pair with your coffee.

Dominant Terpenes include: Myrcene, Limonene, and Humulene.

Signature Strains are a curated selection of popular strains, designed for any occasion. Consistent, repeatable flavors and effects thanks to specifically formulated cannabis terpenes. Find your ‘feel’ (energizing, euphoric, relaxing, sleepy) and pick a flavor.

O.pen Signature Strains - Biscotti (Energizing) - 1000mg

Biscotti

Amherst Sour Diesel (Euphoric)- A sativa-leaning cross between Chemdog and Amherst Super Skunk. It produces large, compact flowers and intense aromas of exotic wood, fruit, and natural gas. Stimulating and euphoric, this mood booster is ideal for daytime use.

Signature Strains are a curated selection of popular strains, designed for any occasion. Consistent, repeatable flavors and effects thanks to specifically formulated cannabis terpenes. Find your ‘feel’ (energizing, euphoric, relaxing, sleepy) and pick a flavor.

O.pen Signature Strains - Amherst Sour Diesel (Euphoric) - 1000mg

Amherst Sour Diesel

Get ready to mush straight into the couch with this pungent, gassy strain. 

The dominant terpenes include Myrcene & Pinene.

O.pen Daily Strains are a curated selection of popular strains. Scientifically formulated to achieve consistent effects and flavor profiles, while emphasizing THC levels.

O.pen Daily Strains - Mushies (Relaxing) - 1000mg

GMO Cookies

Super Lemon Haze (Energizing) - The most famous strain from the Green House Seed Co. catalogue, and possibly one of the most famous strains in the Cannabis world. A beautiful combination for all Sativa lovers and lemon addicts.

Dominant terpenes include Beta-Caryophyllene, Terpinolene, and Limonene.

Daily Strains are a curated selection of popular strains, designed for any occasion. Consistent, repeatable flavors and effects thanks to specifically formulated cannabis and botanical terpenes. Find your ‘feel’ (energizing, euphoric, relaxing, sleepy) and pick a flavor.

O.pen Daily Strains - Super Lemon Haze (Energizing) -500mg

Super Lemon Haze

Blue Dream (Euphoric) - Sweet berry flavor followed by a calming release. Dominant terpenes include Alpha Pinene, Myrcene & Beta-Caryophyllene.

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to  achieve consistent effects and flavor profiles, while emphasizing THC levels. Find your feel & your flavor among these best-selling strains. 

O.pen Daily Strains are curated selection of popular strains. 

Banana Bomb (Sleepy) - This bomb of banana flavor will have you wondering how long you've been asleep. Dominant terpenes include Myrcene & D-Limonene.

O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to  achieve consistent effects and flavor profiles, while emphasizing THC levels. Find your feel & your flavor among these best-selling strains. 

O.pen Daily Strains - Banana Bomb (Sleepy) - 2000mg AIO

Relaxing -  Reminiscent of the good ol' days. Enjoy creamy, relaxing puffs that will have you coming back for seconds. You may cry if you spill this milk. O.pen Daily Strains are curated selection of popular strains. Scientifically formulated to achieve consistent effects and flavor profiles, while emphasizing THC levels. 

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