“The liquid goes through the glasses!!!! I love it – I want one,” the proud papa, 37, Instagrammed the image.
In another shot of the sweet Kelley sisters, the musician wrote, “Nature hike.”
Over the Easter long weekend, the Grey’s Anatomy alum, 38, shared a family photo from their ranch in Utah.
The image included the couple’s 4-month-old son Joshua Jr.
The 27 Dresses star and her musician husband welcomed their son on Dec. 20, 2016.
Heigl’s latest film, Unforgettable, hit theaters on April 21.
Nature hike A post shared by Josh Kelley (@joshbkelley) on