- If you live in the US and you are an active email subscriber you are automatically entered to win a free Hydro Gallon every month!
- The longer you stay subscribed, the more likely you are to win a free Hydro Gallon.
- Winners will be contacted via email at the end of the month. The winners will receive a Hydro Gallon in a random color, shipped to them free of charge.
- You must be an email subscriber for at least 30 days to be able to win a Hydro Gallon.