silicone nipplesapplication:alternativeand advantagefor traditional kitchenware,safe for baby,FDA grade safe,SGS inspection passed. Features of silicone nipples: 1.silicone nipples Material: 100% FDA, LFGB, USP class VI Silicone Rubber Raw Material 2. Color: Semi-transparent/transparent 3. Shore Durometer A:30A 70A 4. Size or diameter:custom 5. High Temperature Resistance: -50 280 centigrade 6. Appearance of the Tube: Wall Thickness of the tube is even ,smooth surface, no cracks,no air bubble,no impurity 7.The charge of samples: need discussed 8. Sterilized or not: non-sterilized 9. Package: Double Package 10. Delivery time: within 5 15days Send your drawings ,and we can make customsilicone nipples for you!