Spill proof lids: These silicone lids turn any cup into a sippy cup and prevent spills
Colorful sippy lids: three different colored lids that fit over any regular cup with a 2.5-3.75 inches diameter
Easy to clean: dishwasher-safe or hand wash, do not microwave; lids Can be boiled or sterilized.
Made without BPA or PVC
Suitable for: ages 9 months and up
You have a half dozen sippy cups (never enough) and a Half million regular cups (way too many). but get yourself a Boon Snug sippy lid and you'll have 500, 006 sippy cups! That's because snug silicone lids fit over any regular cup with a 2.5"-3.75" Diameter and instantly prevent that cup From spewing its contents when knocked over or tossed off a high chair.