Yan Tumbler Flask

 
You're looking at the Yan Tumbler Flask from Herdy. Enjoy a brew on the go with Herdy! This high quality, stainless steel drinking flask is decorated with Herdy’s cute face on one side, and even cuter bum on the other. Whether you’re off on a trip, an impromptu picnic or a hike in the hills you can enjoy your favourite drink anytime with Herdy. The double walled vacuum construction remains safe to touch with extremely hot or cold drinks and has excellent temperature retention.