I've never really pushed him to use it but have seen many who ride well and those humans who have them have always said the bigger the better. Buster mainly uses his as a chew toy, he's had three and has eaten the other 2 LOL!! There are a bunch of different sizes yes. I love when he gets mad at...
Fromms has a four star grain free line that is better then just about any food out there. Sometimes the grains screw with these babies. Also do you give her yogurt? Some people use it to cut back on farts lol. I know how bad they can get and how it can make your eyes burn sometimes. :ROFL: