Ball 40002 Pour & Measure Cap. The new Ball Pour & Measure Cap makes mason jar storage a cleaner and easier option with its specially-designed pouring spouts and unique measuring cap closure. Includes only the pictured cap - two spouts designed for both dry goods and liquid ingredients – makes using mason jars for storage a clean and easy option! Measuring cup lid with measurements in TBSP, mL, and cups up to 1/2 cup. BPA-free and dishwasher safe (top rack).