Shelly is the wireless, hands-free model in BabyOno's pumping line: the unit is worn inside the bra, so expressing can continue while the user keeps working or takes a walk.

Three modes cover different situations, namely extraction across seven suction levels, a dual frequency mode with alternating suction, and a 2-in-1 cycle of eight massage movements followed by one suction movement. Two silicone shield sizes are included, 24 and 27 mm, and a full charge lasts around two hours.

Milk collects in a 150 ml reservoir; no bottle is included, which leaves room for an add-on sale. Hygiene-sensitive article, supplied per piece.