Dr. Brown natural flow replacement parts for breast pump

Hi, I'm selling replacement accessories for Dr. Brown's breast pump.I have the following: -Dr Brown's soft shape silicone nipple shields size B (comes in a pack of 2) Selling for $10 -Dr. Brown's replacement tubing (comes with 2 tubes) selling for $10 -Dr. Brown's membranes (comes with 2) selling for $5.00 each I have 3 membranes sets. But only one set of each the nipple shields size B and the replacement tubing. If you are interested in all the accessories, make me an offer. Located in Stittsville