Although summer weather stretched well into autumn this year, a seasonal change is finally upon us. As the wind chill picks up, silk thermal underwear can help. Whether you’re dining outdoors, hanging out at the park, or doing something more hard-core like winter camping or hiking, silk thermal underwear keeps you warm by trapping warm air close to your body and providing extra insulation.

To find the best silk thermal underwear for ladies, we consulted gear experts who told us that base layers should be formfitting — not tight but not loose. Below, the 5 styles to keep you toasty.

1. Basic V Neck Women's Silk Thermal Underwear

The real silk thermal underwear is made of 30% mulberry silk (spun silk) knitted fabric. The fabric is soft, fits the skin, has good air permeability, keeps warm and not stuffy, can care for dry skin in autumn and winter, and can keep warm and lock water and moisturize. It is very suitable for use as base underwear for autumn clothes and long trousers.

2. Silky Touch Women's Silk Thermal Underwear

The real silk thermal underwear is made of 100% mulberry silk (spun silk) knitted fabric. It can keep warm and lock water and moisturize. It is very suitable for use as base underwear for autumn clothes and long trousers.

3. Self-heating Women's Silk Thermal Underwear Set

The silk thermal underwear has heating silk patches. It is skin-friendly care and can warm your waist, knee, and shoulders to prevent cold. The heating patch is made of 90% heating acrylic and 10% mulberry silk, which can be warm at the touch, with a double warmth effect, and care for your important parts.

4. Warm Cashmere Women's Silk Thermal Underwear

The silk thermal underwear pants do not generate static electricity, have excellent air permeability, are hypoallergenic, and are easy to clean. Care for the skin delicately, so that the skin is not dry, the texture is soft, and it is comfortable to wear.

5. Silk Thermal Underwear Set Solid Style

Silk feels naturally soft and smooth. It is close to the skin and cannot be matched by any fiber. Known as the "fiber queen", the second skin of the human body, it can truly make people's minds and bodies get the best care and enjoyment.