The Base II Zip Pullover is a lightweight base layer meant to keep you warm. Made with quality fleece material that breathes, and sturdy construction that’ll hold together in the toughest situations. Mid chest zipper converts to turtle neck Highly breathable grid fleece Flat seam construction Sleeve with thumb hole 95% polyester 5% spandex grid fleece Condor BASE II Zip Pullover | TacTree | Free Online UK Delivery