These NurturePure TM bottles are non-toxic and free from chemicals such as Bisphenol A, phthalates, and dangerous plastics such as Polycarbonate and PVC. All bottles come with food-grade silicone nipples that are latex-free, allergen-free, and free of nitrosamines. The BPA-free storage lid safely and conveniently stores breastmilk or formula. The specially designed cap prevents leakage and provides ease of transport. The nipple ring, storage lid, and bottle cap are completely paint and dye free. Available: 4 or 8 oz single bottle; 4 or 8 oz 3-pack bottles.