Warm and cosy, our Thermal Base Layer Set is engineered for ultimate comfort and performance. Crafted from 100% polyester knitted fabric with a fleece back, you´ll stay warm on your outdoor adventures. Reach Technology with underarm gussets provide unrestricted movement. The internal elasticated waistband ensures a comfortable fit. Pop underneath outer layers during cold climates.Features:- 2 piece set- Reach Technology Underarm gusset for maximum range of movement and unrestricted arm lift- Internal elasticated waistband for comfortSpecifications:- Material: 100% polyester knitted fabric with fleece back, 125gsm