WHAT'S INCLUDED: Comes with the 2nd stroller seat (that's identical to your Mockingbird Stroller 3.0 seat), as well as a set of Upper Adapters and Lower Adapters needed to make room for two riders.
ENABLES DOUBLE MODE: The 2nd Seat Kit expands your Mockingbird SIngle-to-Double Stroller to double mode in under a minute, no tools required.
INTERCHANGEABLE SEATS: The seat in Mockingbird's 2nd Seat Kit 3.0 is identical to the seat included with the Mockingbird Single-to-Double Stroller 3.0. This means you can stroll in double mode with two kids up to 45 lbs, and you can choose to have your younger child closer to you.
FEATURES: Includes the same features as the Mockingbird Single-to-Double Stroller 3.0's seat, including Mockingbird's FullShade system, which pairs their XL UPF 50+ canopy with the new built-in LegShade for head-to-toe coverage sun coverage. Other parent-favorite features include the magnetic buckle, height-adjustable canopy, reversible seasonal seat-liner, and more in-seat storage.
COMPATIBILITY: Compatible with the Mockingbird Single-to-Double Stroller (all models)
Cannot be used with the Mockingbird Single Stroller