Give any cup a straw top in seconds. The siliskin straw top is a silicone top that stretches over and grips the top of
multiple size glasses and in an instant, gives it a straw top and makes it spill proof.
- Air suction keeps the top in place
- Add it to a Siliskin Glass or glass of your choice
- Makes in instant, no spill cup
- Comes in 3 pack
- Recommended use for cups of 3" diameter or less