BRAND NEW! IN THE BOX-UNWRAPPED Polyurethane Mesh sides provide a clear view of baby and help air circulate to protect baby from overheating Sturdy metal frame fold flat for travel Soft, comfortable fabrics Includes mattress pad and fitted sheet. Mattress pad filling is 100% Polyurethane Foam. Interior measurement is 29.5 x 13.5 inches Age Range: Birth until baby begins to push up or roll over