Great as a gift, the Stanley Classic Outdoor Growler Set is all about fun. You’ll appreciate the vacuum insulated body and foam insulated lid of the bottle, when your beer is still nice and cold up to 24 hours after filling. And, it’s naturally BPA-free for safe drinking. Along with the Growler, you get four Stanley Adventure Stacking Tumblers feature dual-purpose different colored neoprene wraps so you’ll know which cold one is yours. Bottoms up!. Two quart capacity. Rugged construction tumblers. Each tumbler contains a colored neoprene wrap that helps you identify your drink and keeps exterior cool to the touch. Conveniently stacks for easy storage. Keeps drinks hot or cold for up to 30 minutes, or iced for 3 hours.