The Closer to Nature Manual Breast Pump is ideal for occasional expressing, designed for comfort and has everything mom needs to establish a pumping routine at home or work. Closer to Nature breast pumps make it easy to give baby the benefits of breast milk when feeding time requires a bottle. The added disposable breast pads offer mom a more comfortable and discreet pumping experience. The sterilizer box completes the set providing clean, worry free storage. Closer to Nature's range of Bisphenol A free (BPA) baby bottles are designed to promote content and easy feeding times for parents and baby. We have designed the unique, easy-latch-on nipple shape with breastfeeding experts to mimic the natural flex, stretch and movement of mom's breast. Together with the bottle's super-sensitive Easi-Vent valve, this encourages your baby's intuitive feeding action for comfortable, relaxed feeding. Intuitively designed for easier and more natural feeding The closer to nature breast milk protection lids are for all of your expressing, protection and storage needs.