• The almond-shaped, spill-proof straw fits the baby's mouth and minimizes mess. • The straw valve opens as soon as the baby's lips touch the spout for easy drinking. • The hinged lid closes to create a leak-proof seal and is removable for deep cleaning. • Soft, comfortable, non-slip grip with convenient measurement markings. • The almond-shaped, spill-proof straw makes the transition from bottle, breastfeeding, or sippy cup easier. • The lid and straw are removable for easy and thorough cleaning.