Pigeon Nipple Protectors Soft Type L, Pack of 2 Brand: Pigeon Size: L size Quantity: 2 pieces (1 case) [L size] For mothers with nipples 16-20mm in diameter [Materials/Ingredients] Main body: Silicone rubber, Case: Polypropylene Two pieces of the same size included. Comes with a case for hygienic storage. I opened the package, but did not use them. The films on each protector have not been removed. The box will be flattened for shipping.