The One2 Second Seat gives you the freedom to convert your stroller from single to tandem. It connects straight to the stroller frame with no adaptors required. Travel system compatible and comes with an XL UPF50+ Extendable Canopy. The easy adjust harness makes buckling in your child a breeze and the harness pads provide extra comfort for your little one.

Made with love for You. Discover the Britax difference today!

Tandem Mode
Designed to convert your One2 stroller from single to tandem. Connects straight to the stroller frame, no adaptors required.

Travel System Compatible
For easy transition from car to stroller without waking the little one. The lower seat can also accomodate a baby capsule. Adaptors required.

XL UPF50+ Extendable Canopy
Water repellent, sun visor and breathable mesh view & ventilation window.

One Hand Recline
Three adjustable backrest positions from sitting upright to near flat recline.

Easy Adjust Harness
Simply adjust the no-rethread harness up or down.

Harness Pads
Provide extra comfort for your little one.

Seat Extenders
To increase the distance between the upper and lower seat when in tandem mode.

Rear Wheel Mud Guards
To protect little fingers from the rear wheels.

Product Weight