Give any cup a straw top in seconds! The GoSili Straw Top is a universal silicone top that stretches over and grips the top of any size cup, instantly making it spill proof. Air suction keeps it in place so it does not pop off while in use. Includes two tops and two reusable silicone straws. The GoSili Universal Ocean Straw Lids + Ocean Straws are made with 100% platinum silicone and give back to ocean conservation. 1% of each purchase is donated to organizations that support ocean clean-up and preservation. In addition, every lid and straw is unique and features its own water pattern. Product Details: • Give your cup a straw top in seconds• Silicone top stretches over and grips top of multiple size cups• Air suction keeps the top in place• Add it to a glass of your choice• Includes two tops and two reusable silicone straws• 100% silicone
