This baby bottle is carefully designed for babies and parents. The bottle is designed with the child’s needs in mind and is made of borosilicate glass, which is temperature- and thermal shock-resistant, durable, and much more. Features: -225ml -Made of borosilicate glass which is extremely durable and heat resistant -Does not emit microplastics into the milk -Round nipple in natural rubber latex (slow flow) -Recommended by midwives to support natural breastfeeding -Designed with an anti-colic function -All parts are made of 100% safe food-grade material -This set contains: 1 Glass bottle 225 ml, 1 Cap, 1 nipple (slow flow), 1 Milk Lock, 1 Screwcap and 1Foldable funnel