Made with organic cotton: our orbitgreen: OrganicFR fabric has a baby facing organic cotton layer and a wool underlayer, for flame retardary without potentially harmful chemicalsnBaby safe, planet friendly: orbitgreen: Certified Fabrics with Oeko Tex certificationnGrows with your baby: includes extendable foot areanReal world safety: crash tested to meet U.S. Federal Motor Vehicle Safety Standards (FMVSS 213) and approved for use with Orbit Baby car seatsnSize small fits Orbit Babys infant car seats and stroller seats; for use with children up to 18 monthsn