Share the Spirit of Christmas by buying a Custom Adidas ClimaCool Short Sleeve Mock with Logo and other Holiday Season Promotional Items by Branders.com with $50 off on your 1st order. Free Samples. On-time Shipment Guarantee. Buy from the world's largest online seller of Promotional Items & Corporate Gifts today.  The Adidas ClimaCool shirt sleeve has 100% circular rib, with extreme 1' x 1' mini-rib solid pique mock with UV and anti-microbial finish, set-in open hem sleeves, and Jacquard mesh  side panels. Contrast Adidas performance logo at back neck and heat-sealed neck labels.