iSkin today announced the availability of its iSkin slims and iSkin DuoBand iPod exercise companions. Designed specifically for the iPod nano, the two new products help to protect, transport, and accessorize the iPod during athletic activities. The iSkin DuoBand serves as a portable case for the iPod nano that can be worn during workouts. Protecting the device with a double layer of polycarbonate and silicone, the DuoBand is completely sweat resistant, is available in a one-size-fits-all armband in black or pink, and features a reflective strip to offer protection for night use. iSkin slims’ silicone protective layers can be paired with the DuoBand, allowing users to choose different color combinations to create customized looks. Both the iSkin slims and iSkin DuoBand are priced at US$29.99 each.