Medium is the level of support to the body, suitable for all average weighted people. This is not a comfort rating.
Fibre Fillings fillings are 100% polyester, man made, very durable, great recovery.
15 tog A tog rating is a level of warmth provided by a duvet, the higher the rating, the warmer the duvet.
Box Pillow A traditional rectangle shaped pillow with 3D block sides. Extra thick.
Down An outstanding luxurious natural filling. The finest, softest feathers found close the body.
Feather Traditionally soft and warm, natural filling. Often used with down to reduce the end price.