Bongs
- Bongs
  Accessories
  - Bong Accessories
    
    Bong Bowls
    
    Ash Catchers/Precoolers
    
    Downstems
    
    Bong Cleaners
    
    Bong Adapters
    
    Screens / Filters / Gauzes
    
    Bong Bags
    
    Lighters
    
    Carb Caps
    
    Silicone Downstems
    
    Stash Box
Dab Rigs
- Dab Rigs
  Accessories
  - Dab Tools
    
    Nectar Collector & Dab Straws
    
    Dab Pads & Mats
    
    Dab Torches
    
    Dishes and Dabber Sets
    
    Dab Bangers
    
    Stash Box
    
    Carb Caps
Vaporizers
- Vaporizers
  Accessories
  - Vaporizer Accessories
    
    Smell Proof Stash Gear
    
    Vaporizer Accessories
Herb Grinders
- Herb Grinders
  Accessories
  - Grinder Accessories
    
    Stash Gear
    
    Pollen Pressure
    
    Rolling Trays
Bubblers
- Bubblers
  Accessories
  - Accessories
    
    Screens / Filters / Gauzes
    
    Bong/Bubbler Cleaners
    
    Bong Bowls
    
    Lighters
Smoking Pipes
- Smoking Pipes
  Accessories
  - Pipe Accessories
    
    Screens / Filters / Gauzes
    
    Stash Gear
    
    Cleaners
Rolling Papers
- Rolling Papers
  Accessories
  - Rolling Paper Accessories
    
    Stash Gear
    
    Screens / Filters / Gauzes
Smoking Accessories
- Smoking Accessories
  Accessories
  - Must to check Brands
    
    Dr. Dabber
    
    Davinci
    
    Black Leaf
    
    G-spot Glass
    
    Pulsar Glass
SALE
- SALE

Home
Brands
JM Flow Sci Glass

JM Flow Sci Glass

We can't find products matching the selection.

Buy your JM Flow Glass at Grasscity; worlds biggest and oldest online Head and Smoke shop!

My Wish List

Go to Wish List

Free Shipping on US Orders Above $50 USD

Easy Returns

Oldest Online Smoke Shop

Over 22 years on the market

Over 61K+ positive reviews

Where are you shipping to?

We are guessing you are in United States. To see items that ship to United States, please choose the correct regional store.

USA & Int Store ($)

Europe (€)

UK Store (£)

Deutschland (€)

Grasscity La France (€)

Grasscity Nederlands (€)

Delivering to United States?

To see items that ship to United States change to the USA & Int Store.

World's best online headshop

Grasscity Forum
Grasscity Blogs
Grasscity Knowledgebase

Privacy Policy
Terms & Conditions

You must be 21 years or older to use this website

All products are intended for legal dry herb or tobacco usage. The statements and vaporizers & products shown on this website have not been evaluated by the US Food and Drug Administration (FDA). These devices are not designed to diagnose, cure, prevent, or treat any disease. Before using a vaporizer, please consult with a licensed health care provider. If you use a vaporizer, you do so at your own risk. Inhalation is inadvisable and may potentially be harmful. Any comments from user-submitted reviews found on this website are related to the users own personal experiences, and are not endorsed, reviewed, or necessarily shared by grasscity.com or its affiliates. Vaporizing does not necessarily eliminate any and all toxins found in vaporized substances, so much care should be taken prior to use. By using grasscity.com, you acknowledge and agree to abide by our Terms of Use page before making any purchase on this website