Thank you for viewing! Hospital and clinic use feeding bottle (direct attachment type) KR-100, heat-resistant glass, 100ml with cap Nipple size: WS-1 Purchased in January of this year and used for about a month. Sterilized. - Brand: pigeon - Capacity: 100 ml - Model: KR-100 - Included: 2 nipples Please understand that this is a used item before purchasing.