Availability: 17 in stock
Live Rosin Disposable Vape Pen (.5g) — THCA
A live rosin disposable vape pen with one ingredient: 0.5g of our own solventless THCA live rosin, pressed in-house in Colorado, in an all-glass O2VAPE pen with a ceramic atomizer and a rechargeable USB-C battery. No distillate, no added terpenes, no cutting agents. Current batches test 86.72% THCA (Dayglow) and 86.07% THCA (Juicy Jet) at Badger Labs. Pick your strain above.
It is one of our THCA vapes; the collection has the COA table, the buying guide and every strain in stock.
What Is in This Live Rosin Vape Pen (and What Is Not)
| In it | Not in it |
|---|---|
| Live rosin: ice-water hash from fresh-frozen flower, pressed with heat and pressure | Distillate or any refined cannabinoid oil |
| The strain's own terpenes, exactly as they came off the press | Added terpenes, "live rosin terpenes" or flavorings |
| Nothing else | Fillers, cutting agents, MCT, PG/VG, vitamin E acetate |
Most pens sold as "live rosin" are distillate with rosin-flavored terpenes added. The ingredient line is how you tell. Ours has one. Our guide to what's real and what's not in a rosin vape walks through the red flags.
Specs
| Oil | 0.5g THCA live rosin, solventless, single strain |
| Potency | 86.72% THCA (Dayglow) · 86.07% THCA (Juicy Jet); about 76% total THC after heating |
| Hardware | O2VAPE Traveler Extreme: all-glass cartridge, ceramic atomizer, dual air intake |
| Battery | Rechargeable 330 mAh, USB-C (cable not included) |
| Activation | Draw-activated; no button, no voltage settings |
| Lab | Badger Labs, ISO 17025-accredited; COA linked per batch |
| Packaging | Sealed Mylar bag |
| Compliance | Hemp-derived, under 0.3% delta-9 THC; contains THCA; 21+ |
Strains
Strains rotate with each press, so what is in the dropdown is what is in stock. Each one is the same rosin we sell by the gram in jars.
- Dayglow Mousse — sativa-leaning, bright orange citrus, uplifting daytime focus. Tested 86.72% THCA. Strain profile →
- Juicy Jet — Lazer Jet × Modified Mousse: Juicy Fruit sweetness over a loud fuel backbone. Tested 86.07% THCA. Strain profile →
- Strawberry Glue — Gorilla Glue × Strawberry Diesel: sweet strawberry over gassy diesel, energetic into relaxed. Strain profile →
Why a Disposable Instead of a 510 Cart
Live rosin is thicker and more heat-sensitive than distillate. On a mis-set 510 battery it runs hot, scorches the terpenes and clogs when it cools. This pen ships with the battery and atomizer already matched to rosin, so the draw and temperature are right out of the bag and the oil never touches plastic or metal. If you would rather buy a cart for a battery you already own, our live rosin carts guide compares the options honestly, including brands that are not us.
Price per Gram, Stated Plainly
A half gram in a pen costs more per gram than the same rosin in a jar; you are paying for the glass, the ceramic atomizer and the battery. If you already dab, the jar is the better value. If you want it in your pocket with no rig, no torch and no smell, this is the format. We scored our own pen against seven other brands in Best THCA Vapes in 2026; it posted the highest THCA of anything we checked and came second overall; price per gram is where it lost points. That comparison is linked so you can check our math.
How to Use It
- Charge with any USB-C cable before first use.
- Warm the pen in your hands for 30 seconds if it has been cold; rosin thickens below room temperature.
- Take one gentle 2–3 second draw. Wait 10–15 minutes before the next.
- Store upright, cool and dark, under 80°F. Never leave it in a hot car and do not let it freeze.
- 21+ only. Do not drive after use. Talk to a doctor first if pregnant, nursing or on medication. Keep away from children and pets.
Live Rosin Vape Pen FAQ
How many puffs are in a .5g live rosin pen?
Roughly 100–150 draws of 2–3 seconds. Rosin is thicker than distillate, so pulls are shorter and the count depends on how long you draw. Most people get two to four weeks of occasional use from a half gram.
Does a live rosin vape pen get you high?
Yes. The ceramic atomizer heats the THCA past the point where it converts to delta-9 THC, so the vapor is mostly delta-9 THC. Effects come on within minutes. Take one short puff and wait 10–15 minutes before the next.
How strong is it?
The current batches test 86.72% THCA (Dayglow) and 86.07% THCA (Juicy Jet) at ISO 17025-accredited Badger Labs. Multiply by 0.877 for total THC after heating: about 76%. That is the highest posted potency in our eight-brand THCA vape comparison.
Is this a cart or a disposable?
A disposable. The .5g of live rosin comes in an all-glass O2VAPE Traveler Extreme with a built-in, rechargeable 330 mAh USB-C battery. Nothing to screw on and no voltage to set; the temperature is already matched to rosin.
Why does it draw hard, and how do I fix a clog?
Rosin thickens when cold. Warm the pen in your hands for 30 seconds, take a gentle 2–3 second pull, and store it upright somewhere under 80°F. Never heat it with a lighter.
Will it show up on a drug test?
Yes. Vaped THCA becomes delta-9 THC and produces the same metabolites drug tests look for. If you are tested, do not use THCA products.
Is a THCA live rosin pen legal?
As of November 2026 it is sold as hemp under the 2018 Farm Bill (under 0.3% delta-9 THC). On December 11, 2026 the federal hemp definition changes to count total THC, including THCA. Many states already restrict inhalable hemp; check our hemp THC legal status page and your state before ordering. We do not ship to Colorado. This is not legal advice.
What is your return policy?
All sales are final, except that a broken vape device is replaced. Email sales@dieselhemp.com with your order number.
Learn more: live rosin vs. live resin · how to read a THCA COA · hemp THC legal status by state.
If you’re looking to return or exchange your order for whatever reason, we're here to help! We offer free returns within 30 days of purchase.
You can return your product for store credit, a different product, or a refund to the original payment method.
| .05 lbs | |
Dimensions | 2 × 6 × .5 in |
Strain | Dayglow, Juicy Jet, Strawberry Glue |
