UPPAbaby Reversible Seat Liner Color:Phoebe you can continue to use

you can continue to use the original mattress and just add this mattress extension piece at the foot end

including the COCOON Nest as well as other circular shaped bassinet brands

Warm gentle machine wash in wash bag with similar colours

Comes with plug and hose

UPPAbaby Reversible Seat Liner Color:Phoebe you can continue to useShield your stroller from messes and spills with the reversible seat liner. Features One side is a water resistant denim material, and the other is a cozy knit for cooler days Padded liner adds comfort and protection and keeps your stroller looking clean Machine washable Compatible with all VISTA and CRUZ strollers