The Phanpy Z8 SYBB is a handsfree, wearable breast pump designed for convenient and discreet milk expression. It comes with collection cups available in either 24mm or 27mm flange sizes to accommodate different nipple sizes. The pump is compatible with SUSU systems, indicating potential integration or related functionality with that brand or technology. It offers a hands-free pumping experience, allowing mothers to multitask while expressing milk. The SUSU compatibility suggests potential benefits related to smart pumping or data tracking.