1 Duvet Guide 2 4.5 Tog 3 10.5 Tog 4 13.5 Tog 5 3-IN-1 Tog. 10.5 TOG - Designed to give you a balanced comforting night's sleep all year round. How to Choose the right Tog?. To keep the fillings in place; we use a clever internal box construction which ensures no cold spots develop; keeping your body evenly warm throughout the night.