Shop › Hydro Plus Shaker Bottle Image 1 of 1 Hydro Plus Shaker Bottle $15.00 Add To Cart Added! Hydro Plus shaker bottle to keep your dogs' drink specially for them. Keep in fridge after mixing for up to 48 hours. Hydro Plus shaker bottle to keep your dogs' drink specially for them. Keep in fridge after mixing for up to 48 hours.