Crafted with a unique and thoughtful design, the Rocky Lowball Tumbler from Fellow is a standout in any insulated barware lineup. The insulated stainless steel will keep your liquor the ideal temperature for hours. Featuring ceramic lining for pure taste and a drinkable thin lip, enjoy the full flavor and aroma in every sip. The wide mouth opening perfectly fits a whiskey cube and flat weighted bottom for easy mixing. Easily swipe-to-sip with the unique splash-resistant swivel pebble lid.