Size: Length:4cm. Width:6mm. Fit 1 4 Wide Straws Multi-colors:We have 8 colors of each pack. Buy a set for your families and let them pick up their favorite.We respect and cherish each customer, if you have any questions whether before or after ordering, please feel free to contact us, we make every reasonable effort to supply service that satisfy your requirements. Size: Length: 4cm. Width: 6mm. Fit 1 4″ Wide Straws. Multi-colors:We have 8 colors of each pack. Buy a set for your families and let them pick up their favorite. Function:It can prevent metal straws hurt your teeth,especially children,silicone cover protect your teeth from the hard steel straws. Material:Our straw tips are made of food grade silicone, durable and safe.You can use them trustingly!.