Thermal Wear-Long John Its main function is to protect you from cold air by covering tightly your body. Types of Thermal Wear: Wool/ Synthetic Fibres/ Swandown/ Cotton Wool: This material sticks closely to your pores and protects you from cold air. Please take note that some of you may be irritated by its material due to sensitive skins, especially when indoor temperature is warm. Synthetic Fibres/ Swandown: It is made for people who have sensitive skins to woolly. Though it is thicker than wool material garments, it still gives a good and comfortable feel when you wear it. Cotton: It is good to absorb sweat. However, you may feel not comfortable when indoor temperature is warm.
