I use this resin for soft toes. You do 3:1 for the mixing. For one cat paw toes, you need about 3 g of part a and 1 g of part b. You dont need a lot to make paws.
Part a 3: part b 1 by weight. Example: part a 21 g, part b 7g. Not food grade(do not eat it, do not make it to hold food).