A "zip" of weed is slang for one ounce of cannabis flower, which is equivalent to approximately 28 grams. This is a standard measurement used in the cannabis industry and is commonly packaged in a Ziploc bag, which is where the term "zip" originates

. To summarize:

• 1 zip = 1 ounce = about 28 grams (often rounded from 28.35 grams)
• A zip can be divided into smaller amounts such as:
  • 8 eighths (3.5 grams each)
  • 4 quarters (7 grams each)
  • 2 halves (14 grams each)

This measurement is widely recognized and used in legal cannabis transactions and possession limits in many regions