- Just stretch the silicone skin over and clip in the insert you need.
- Fits mugs, sports shakers, regular cups and more.
- Grows with your baby from 0 months to 5 years.
- Fits most other brand wide neck nipples.
- Included sippy and straw spouts are non spill.
- Weighted straw follows liquid, allowing toddler to drink from any angle
- BPA Free
- 1 x blue sleeve
- 1 x green sleeve
- 1 x sippy cup insert
- 1 x straw cup insert with weighted ball and straw
- 1 x straw cleaning brush.