Pet Bed Outter material: Overcoating cloth Inner material: Sponge, fiberglass 8 Sizes,smallest:40x32x13cm, Pet BedOutter material: Overcoating clothInner material: Sponge, fiberglass8 Sizes,smallest:40x32x13cm, largest:82x69x25cmother sizes: 46x38x15cm, 51x44x16cm, 57x49x18cm,63x57x20cm, 67x60x21cm, 74x64x23cm Pet Bed