Innovative Tumbler (Beverages)

The cup is designed with unique anti-twist and leak-proof design. Cup with unique anti-twist anti-leakage design, no cover silicone film twist pipette cup. A 12-ounce double-walled thermos, suitable for children, students, and office workers, no longer worry about knocking down your water glass. COVERLESS SEAL DESIGN - The silicon film of the cup is fixed on the ring to rotate, connect the cup and tighten the seal when the ring rotates. Comfortable grip, ergonomic bottle design for a comfortable grip. FREEZER SAFE: This mug can be it could also be used in the freezer if you are trying to cool your drink down. SIMPLE TO USE: The mug is really easy to use simply twist the top membrane around and watch as a seal is quickly formed over the top of the mug. KEEPS IT HOT OR COLD: Each mug is can hold up to 12 oz and is double walled! Keeping drinks hot for 2 hours and keeping drinks cold for up to 6 hours.Can be heated in the microwave. TWIST TOP LIDLESS DESIGN: Using a silicone