These are 16 oz libby beer can glass cups, come with bamboo lids and glass straws. Not spill proof * Please remember - these cups are made with care by hand, not a machine. Small imperfections are possible. *Final Sale - Please see refund policy for details Cup Care Instructions *These handmade cups must be treated with care for longevity. Gently Wash Before Use. Gentle handwash only - NOT dishwasher safe. Do not soak, do not microwave.