Material Type FreeBPS Free, Phthalates Free, BPA Free, Nitrosamines Free, Lead Free Item Weight90 Grams Bottle Nipple TypeUltra wide neck design Capacity8 ounces Seamless Transition- Designed to mimic breastfeeding, helping babies easily transition from breast to bottle (and back)! Designed to Latch - Truly wide mound with breast-like design. Easy to Clean - Wide neck design making it the easiest baby bottle you’ll wash. Ever. Anti-Colic Vents - Smart, non-leaking vents for consistent milk flow that help to prevent colic, gas, and spit-up. Soft & Squeezy - Safe, high quality food grade silicone offers a comforting and skin-like feel. BPA, PVC, and phthalate free. all items come from pet bug and smoke free home