For the glass lovers out there, the KeepCup Longplay is made from high-quality tempered glass with a removable clear plastic sleeve to protect from breakage and condensation.

Is tempered glass better than plastic for iced coffee tumblers?

Tempered glass offers a premium café feel with a clear, clean finish that doesn’t hold flavor or odor. It’s heavier than plastic but feels elevated — ideal for those who love the ritual of a perfect iced coffee.

Are glass coffee cups good for iced coffee?

Absolutely. KeepCup’s Tempered Glass Cold Cup is crafted from toughened soda-lime glass that’s strong, clear, and made to handle both hot and cold drinks. It shows off your coffee layers beautifully while keeping taste pure and fresh.