Baby s First Cup Ergonomic Design Easy to Grip 1 Stands Firmly 4 Dishwasher, Microwave Freezer Safe 3 PVC-Free Recyclable Easy to Grip for Small Hands br Ergonomic design and easy-to-grip materials. Well-Conceived Design br Stands firmly and is hard to knock over. Durable Product br Dishwasher, microwave and freezer safe. The Babybjorn Cup holds 3.4 fl oz and has graduated markings in ml and oz. The plastic is certified safe for foods and complies with the safety standards for plastics both in Europe and the USA . This product is PVC-free and contains no bisphenol A , phthalates, cadmium, lead, bromine or chlorine. Moreover, the plastic is recyclable.