Castelli Arenberg Gel 2 Glove Made for the rigours of the Forest of Arenberg, the toughest stretch of cobbles in Paris-Roubaix, this glove features Castelli Damping System padding to protect your hands and increase control and comfort. The micro-mesh back keeps it cool and comfortable. Features Castelli Damping System (CDS). Gel padding and silicone grip add comfort and control. Adjustable wrist closure. Micromesh back. Microsuede nose wipe on thumb.