LuvLap Steel Straw Sipper Cups are for ideal for baby and Toddlers' liquid consumption. The Double Walled body retains the temperature of liquid for long duration. As these sippers have weighted straws the baby can consume the full amount without wastage. The straw is byte resistant and sterilizable. It is made of rust free SS304 steel. It is odor free also. The detachable handles are very easy to grip.