Feature 1DOUBLE LAYER PROTECTION: Inner layer for nipple protection, outer layer for areola protection, avoid nipple injury, perfect for mother who has wounds on nipples. 2DOUBLE LAYER SUCTION CUP: Strong sealing, effectively adsorbs the breast, and the outside air does not enter the milk area to prevent the baby from flatulence. 3BUFFER TYPE MILK OUTPUT: Effectively prevent the baby from choking on milk. Imitation of breast arc, easy for babies to use. Help mothers with sunken, flat and short nipples achieve easy breastfeeding. 4EASY CLEANING: Support a variety of cleaning methods, which includes boil, steam and UV. Comes with a storage box, easy to carry, suitable for home and travel use. 5SOFT SILICONE: Nipple shield is made of excellent silicone material, eco friendly and odorless, skin friendly and soft, flexible, wear resistant and durable.SpecificationItem Type: Nipple ShieldMaterial: Nipple Shield: Food Grade Silicone, Storage Box: Food Grade PPShelf Life: 5 YearsCleaning Method: Boiling, steam, UV rayscan be used .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Nipple Shield1 x Storage Box