- 8% spandex
- Four-way thermal stretch for unrestricted movement
- 92% Ultra-soft Microfiber, 8% Spandex
- Fleece brush insides provides a super soft and exceptionally warm feel. Breathable.
- Moisture wicking. High warmth-to-weight ratio
- Elastic waist and tapered leg
Men’s ‘Therma Tek’ Microfiber Fleece Lined Thermal Top & Bottom Underwear Set. Four way stretch, quick dry, breathable, moisture wicking, pill resistant, heat retention, high warmth to weight ratio, natural waist, tapered leg, 92% ultra soft microfiber/8% spandex. Sizes: sm to 2x. Four colors: black-navy-white-charcoal. Great thermal base layer. (Model is 5’10” 180 lbs – wearing a size large)