Stay cool and comfortable all summer long with this lightweight 4.5 tog duvet that's designed to keep you fresh without overheating. The filling has been specially treated with a biocide to protect against bacteria and dust mite allergens, which makes it suitable if you're sensitive to household irritants. It's a super king size that fits larger beds, giving you plenty of room to move about without feeling restricted. The anti-allergy treatment helps reduce dust mites and bacteria, so you can sleep soundly knowing your bedding is working to stay cleaner and healthier. The cover and filling are machine washable and tumble dryer safe, which means keeping it fresh is quick and convenient. It's suitable for washing in a standard size washing machine, so there's no need for trips to the launderette or specialist cleaning. The lightweight 4.5 tog rating makes it ideal for warmer weather or if you prefer a cooler sleeping environment all year round. Pop it in the wash when it needs refreshing and it comes out ready to use again, delivering comfort that fits easily into busy everyday life. Super king duvet. 4.5 tog duvet. Cover made from 100% polyester. Filling made from 100% polyester. Size L220, W260cm. Machine washable. Suitable for washing in a standard size washing machine. Suitable for tumble drying. Anti-allergy. Contains a biocide to help protect against bacteria and dust mite allergens. Active substance: Dimethyloctadecyl[3-(trimethoxysilyl)propyl]ammonium chloride.