Thule Baby Stroller Footmuff Insulation: The Thule Footmuff Sport boasts sporty insulated design with a fleece liner so your little one stays snug and warm on chilly outings. What's more, it features an adjustable hood so they're cozy in their stroller or bike trailer.DETAILS THAT MATTERInsulated for warmth with a fleece liner and adjustable hood.Made of 32% polyester DWR PU coated fabric exterior.Lining is made of 29% polyester fleece lining.Filling is made of 29% polyester fiber fill insulation.Features a Black zip-opening to adjust temperature and to easily access your child.Can be used as a seat liner on warmer days by detaching the front.