Lightly insulated long sleeve mountain bike jersey with durability you can trust on the mountain and light insulation for cold starts on the trail the defend thermal jersey helps you tackle the toughest trails with confidence and in warm comfort'. '.strtoupper('t')he stretch grid construction offers channeled insulation to provide enhanced lightweight moisture wicking insulation that keeps you warm and dry'. '.strtoupper('i')n terms of trail beating features the dwr coated nylon elbows and drop tail offer increased abrasion resistance while the relaxed fit leaves room for elbow guards if you're going to push limits and get rowdy'. '.strtoupper('l')ightly insulated jersey lightweight moisture wicking material relaxed fit leaves room for elbow guards drop tail for added coverage specs lightly insulated jersey perfect for those cold mornings where a standard jersey isn't quite enough stretch grid offers channeled insulation that provides enhanced lightweight moisture wicking insulation dwr coated nylon elbows and dropped tail for increased abrasion resistance relaxed fit leaves room for elbow guards made from recycled materials materials 64% polyester 23% nylon 13% elastane care machine wash cold and gentle wash dark colors separately use gentle detergent do not bleach line dry do not iron do not dry clean