• Includes 1x 4.5 tog duvet & 1x 13.5 tog duvet = 18 tog duvet when clipped together • Total 18 tog duvet • Microfibre polyester • Various choice of togs to suit your sleeping needs whatever the season or temperature • The perfect solution to your all-year-round needs • Designed with a 4.5 tog to see you through the warmer summer months and a 13.5 tog for the cooler autumn and winter months • You can use them separately or simply clip them together using attached fasteners to create a super-warm 18 tog duvet for those very cold winter nights. This product comes in: Single: Width: 135cm x Length: 200cm Double: Width: 200cm x Length: 200cm King: Width: 225cm x Length: 220cm :: Customer Review = 4.6