Nuby’s EZ Squee-Z is highest for the transition to semisolid foods and purees, in addition to promoting self-feeding. The squeeze silicone bottle and pressure-sensitive valves within the feeding pouch are perfect for feeding baby and is protected for them to make use of as well. Bottle: Made out of soft silicone which is BPA Free. Feeding Pouch: Made out of soft silicone which is BPA Free. Valves at the feeding pouch prevent drips and spills whilst being gentle to child’s gum’s and emerging teeth by restricting glide without pressure at the bottle or bulb.