Philips Avent bottle nipples

Selling Philips Avent Natural Response bottle nipples, 17 pieces. 9 pcs with flow 3, 6 pcs with flow 2, 2 pcs with flow 1. Most are new as they came with bottles (flow 1 in unopened packaging), some (2-3 pcs in total) have been sterilized and tried, but unfortunately, it's no longer possible to determine which ones they are. Delivery +2€