The  Womens Heavyweight X Base Layer 1/4 Zip is a highly breathable layering piece which will keep you at the perfect temperature each time you wear it. The stretchy, flexible fabric offers the best mobility possible and the quick drying, anti-microbial design allows multi-day use.

• Slim fitting, heavyweight 300 Living Lining provides temperature regulation without added bulk or weight
  
• Four-way stretch fabric
• Quick drying and highly breathable
• Cafe-free chin guard
• bluesign approved