Sleep comfortably all year round with this duck feather duvet that naturally regulates your temperature for restful nights. The 4.5 tog rating keeps you cool in summer without overheating, while the ethically-sourced duck feather filling adds just enough warmth for spring and autumn too. It's covered in a cotton-rich percale blend that feels smooth and breathable against your skin. The super king size measures 220cm by 260cm, so there's plenty of coverage for larger beds without constant tucking and adjusting. The RDS-approved filling means the feathers are responsibly sourced, and the lightweight design stays soft and comfortable without feeling bulky. It's machine washable in a standard size machine and suitable for tumble drying, which makes keeping it fresh straightforward and convenient. The duvet weighs 2.28kg, so it's easy to handle when changing bedding or washing. Whether you're a warm sleeper or prefer lighter bedding, this duvet delivers natural comfort you can rely on, and it comes with a one-year manufacturer's guarantee for peace of mind. Super king duvet. 4.5 tog duvet. Cover made from 65% polyester and 35% cotton percale. Filling made from 100% duck feather. Ethically sourced and RDS approved. Size L220, W260cm. 2.28kg. Machine washable. Suitable for washing in a standard size washing machine. Suitable for tumble drying. Manufacturer's 1 year guarantee.