No more allergies! It\'s hypoallergenic, harmless for children\'s skin and offer lasting protection against micro-organisms such as dust mites, mould and bacteria. 4-season duvet, in 2 sizes : 140x200 cm and 200x200 cm Features 1 lightweight duvet and a warmer one to used together or seperatly, according to the season Square stitching. Braided edging. Bi-ome® treatment: lasting protection against micro-organisms (dust mites, mould and bacteria) TOG = 4 (summer), 6 (mid-season), 10 (winter). What is TOG? PLUS DETAILS: Hypoallergenic, harmless for children\'s skin Machine washable (at 40°). Can be tumbled dried. 2-year warranty Duvets are not recommended for use before the age of 18 months   Microfibre outer in 100% polyester with Bi-ome® treatment. Filling: 100% hollow fibre polyester. Density 200 g/m2 summer duvet, 300 g/m2 mid-season duvet, equating 500 g/m2 when combined.