420 Science Rez Block XL 30ml Bottle

Rez Block is the solution for keeping your piece nice and shiny and having to clean it less often. There's something about a water pipe covered in resin that just makes us feel dirty. Rez Block stops resin build up before it even starts. Just add a few drops to your fresh water and Rez Block keeps your pieces clean, and your hits fresh and delicious.

• Up to 120 Uses per Bottle
• Contains Fruit Extracts, Vegetable Glycerin, Purified Water, Citric Acid
• Won't Affect Taste
• Just a Few Drops Needed with Every Water Change
• Prevents Resin Build Up Before it Starts
• Size: 30ml