All our Baybee feeding accessories are EN 14350 certified which is the most stringent certification defined by European standards for feeding accessories. Advanced anti colic valve, ergonomically designed. Insulated design helps to keep the milk warm, transition from bottle easier, helps larger feeding at longer intervals. Easy to clean, dishwasher safe. Cap to keep the bottle mouth clean and hygenic. Angled twin handles for easy and spill free feeding. The silicone feeding bottles can be re-used for future feedings, and are dishwasher, steam, and microwave safe. Excellent to use anywhere - feeding spoon holds 3 ounces of baby food, cap keeps spoon sanitary in your purse or diaper bag, silicone baby bottles with spoon feeder, ergonomic shape is easy to squeeze, down to the last bite, also great for milk and formula.