Thule Sleek Sibling SeatComfortable and spacious seat that transforms your Thule Sleek into a double stroller. Extendable ventilated canopy with peekaboo window and sun visor gives your child a pleasant ride in any weather and provides UV protection (UPF 50+) Comfortable large seating area, with generous sitting height and adjustable footwell Reversible seat for parent or forward facing position Reclining seat in three positions for great comfort in both sleeping, resting,