| 摘要 |
PURPOSE: A withdrawal prevention straw is provided to prevent the stains on the floor surface and blankets when children drink beverage. CONSTITUTION: A withdrawal prevention straw includes a wing which adheres to a straw closely in the state of being folded because the wing is produced in an arc shape as the same curvature of the straw. If a user sticks the straw in the entrance of the pack of beverages and spins the straw, the straw is hung on the entrance while the wing is spread and the straw can be held in the entrance and does not come out of the entrance easily. When a user turns the straw reverse, the wing can be easily separated from the pack in the state of being folded. |
