Mix ratio printed on film insert for generic paint mixes. For use with the 6 fl oz cup. Used with 1:1, 2:1:1, 3:1:1, 4:1:1, 5:1:1 and 6:1:1 ratios and 3M Tri-Scale, scalers 1-11. Also available in 15 mL increments and 1/2 oz increments.. Tip: Film inserts must be placed between the hard cup and flexible liner.