This is a Pigeon glass baby bottle set! Includes baby bottles and bonus nipples. * Hospital use 100ml x 5 bottles Nipples: No hole x 1 Hole 1 x 4 * 240ml x 2 bottles * 160ml x 2 bottles Nipples: SS x 3 (1 is new and unused) S x 2 M x 2 L x 2 LL x 1 3L x 2 Bonus items: Caps (pink and orange) Nipple for paper pack chu-bo! The caps have some scratches! The baby bottles themselves are glass. I have always sterilized them with Milton. I think having a lot of baby bottles made things a little easier when my baby was on formula.