Suit for Wide-Neck bottle: The bottle handle compatible with NUK/AVENT/Dr Brown's/Hegen/Pigeon, etc. Only applicable to Wide-Neck bottle with an outer diameter of 6-7cm/2.36-2.76inch. 100% Silicone Safe: Our bottle handles made from premium food-grade silicone materials, BPA free, lead free.And it can bear max temperature up to 120C, mom won't have to worry about any harms to her baby. Easy to Grip Soft Silicone Handles: These soft feeling and easy to grip handles are perfect for baby's little hands, they can hold effortlessly, which helping baby transition from bottle to cup. Ideal Hollowed Design: One side of these bottle handle is hollowed, which can help mommy pay attention to the changes inside the baby bottle with ease. Package Include: 1 piece pink bottle handle, 1 piece white bottle handle, 1 piece green bottle handle, 1 piece grey bottle handle. For babies 4 months plus.