critter love is one of the most widely used diets out there.
There is a calculator on her site
http://www.critterlove.com/conversion-charts.html
Click on the number to change the amount to the
number of gliders you have.
#8203;Then click enter.
#8203;The numbers will change to tell you how many
#8203; days each bag will last for that number of gliders.