How long do the GuineaDad Hay Bars and GuineaDad Hay Boxes last?

How long the Bars and Boxes last may vary depending on number, gender, size, age, health of guinea pig(s) and other factors. Generally:

GuineaDad Hay Bar

1 guinea pig: 2-3 weeks

2 guinea pigs: 1.5 weeks

3 guinea pigs: 1 week

GuineaDad Hay Box

1 guinea pig: 10-14 days

2 guinea pigs: 6-9 days

3 guinea pigs: 3-5 days