The best partner for sending ice cola with silicone cover Keep cold for 6 hours Put canned ice cola or cold beer into the glass Put on the cold cover to keep cold! Dust cap design Block dust Drink water more at ease Cup body frosted anti-scratch coating Comfortable to the touch Paint is not easy to fall off Multiple leak-proof 180° upside down without water leakage The built-in waterproof cross valve does not leak water upside down Fill with ice water and keep it cold 12 hours long-lasting cold preservation