100% All Silicone hygienic design | Flow control valve prevents spills | Soft silicone protects mouth;Fits all food pouches | Securely locks and covers plastic spout shape | Weaning/teething friendly;Promotes self feeding | 88% of children prefer to hold their pouch | Maximize their feeding nutrition;Ideal fit with our Snack'n reusable pouches (sold separately) | Dishwasher, Freezer and Boil Safe;BPA, PVC, Lead and Phthalate Free. Meets and exceeds US and European Test Standards