85% Goose Feather and 15% Down. 233 Thread Count 100% Cotton Cover. Box Construction, this stops any down migrating between the boxes so you will not get any cold spots. The higher percentage of feather means this duvet is perfect who those who love a heavier duvet. The perfect blend of fluffy down and fine feather gives you that cosy feeling and will keep you warm all year round. Available Medium weight 10.5 Tog & All seasons ( 4.5tog + 9.0 Tog ). Pillow pait to match available, sold seperately.