7oz, 200ml, 6m+. Blend and match with other Philips Avent items to make the ideal container, suiting your little child's individual improvement needs. The lip is designed in a way that it responds immediately to baby’s lip and starts flowing when pressure is imposed on it. All parts are Easy to Wash. The valve is incorporated with the lip, guaranteeing assembly is quick and bother free. Wave like grip makes it relentless for the baby to grip.