- > Do not put this product nearby the fire.
- > Note that straws may become damaged if bitten or chewed.
- > Colours and smell may be attached on the inside of straw and drinking mouth but even if it is coloured, there is no worry on hygiene.
- > Replace with new ones when getting dirty.
- > Silicone rubber may lose their elasticity and become fra27.3gile over time. If this occurs, stop using and replace with new ones.