Normally, one discount code is only applied for one offer. However, If the users put a vast of items in their cart, it is easy to use one coupon code to purchase items. It depends on Hydro Flask's policy, you can contact Hydro Flask via mail for your reference.

Usually, Coupon Stacking is not allowed at Hydro Flask. However, the store will surely give out notice if available.

There is no certain number for the frequency of releasing coupons from Hydro Flask. But, most of the time, there will be at least one available. Special Discount Days such as Black Friday, Cyber Monday, Back to School Sale... come with many coupons.

Yes. Coupons for each Discount Event of Hydro Flask will be collected here while being updated day by day. Sometimes, there will be deals not updated promptly but it's rare, we expect sympathy from you. 

Shoppers can get coupons for their first purchase at the store. However, it is not all the time, sometimes, they cannot apply a discount on items selling out or items not contained in the promotion program. It depends on the time you shop at Hydro Flask.