Comparing Natural Vs. Synthetic Insulation OptionsDown is an exceptionally warm insulator, and weight-for-weight it’s often warmer than synthetic options. However, it doesn’t perform well when wet and can lose its insulating properties if not properly protected with a waterproof shell.Some sleeping bags and jackets combine durable synthetic ins

Comparing Natural Vs. Synthetic Insulation OptionsDown is an exceptionally warm insulator, and weight-for-weight it’s often warmer than synthetic options. However, it doesn’t perform well when wet and can lose its insulating properties if not properly protected with a waterproof shell.Some sleeping bags and jackets combine durable synthetic ins