Turn your Thule Sleek into a double stroller with the addition of the Thule Sleek Sibling Seat. The sibling seat includes the Thule Sleek adapter kit (upper and lower adapters) needed to configure your Sleek into a double stroller.
Features
Attaches to lower position of Thule Sleek frame
Reversible seat faces forward or faces parent
Ventilated canopy with UPF 50+ protection
Three-position recline: sleeping, resting and upright