Cover for bia beds.Size Chart:Bia 0, round - 50 cm in diameterBia 1 - 45 x 45 x 12 cmBia 2 - 50 x 60 x 12 cmBia 3 - 60 x 70 x 15 cmBia 4 - Measurements willBia 6 - 80 x 100 x 15 cm