Snuggle up and snooze without worrying about allergies. Synthetically filled with specially treated fibres that fight off dust mites and bacteria, our anti-allergy duvets are great for people who can’t use natural fillings. With a 4.5 tog rating, this lightweight duvet is perfect for the summer months. And, because we like making life easier, you can even machine wash and tumble dry it when it needs freshening up. 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. Manufacturer’s 1 year guarantee.