This deal from Wowcher
From £10.99 (from Direct Warehouse) for 10.5 tog super bounce back duvet – choose from four sizes
Get a super bounce back duvet. In 10.5 tog which is a great all-rounder. With a 100% superfine hollow fibre filling. A non-allergenic and super soft option! Sleep soundly with a perfect, comfy duvet. Choose a single, double, king or super king.