Quality 4oz Stainless Steel flask inside the 'Good Book'. Hard backed with gold detailing and gold gilded pages. Perfect for smuggling alcohol anywhere. This surprising book makes a great gift. You can fill the hidden flask with the recipient’s favorite tipple, write a personalized heartfelt message on the inside cover or even get the flask engraved! Made of durable, anti-rust, polished silver stainless steel, this pocket sized whiskey flask is leak proof with its secure screw top.