Ergonomic design features a heat-dissipating back, Padded carry handle, Laptop security compartment with a puncture-resistant lockable zip, RFID security pocket that protects credit cards passports or anything embedded with an RFID chip, Durable water-resistant material, Integrated bottle holder. Comfortable, secure, stylish and durable, the ergonomist-approved Kensington Contour 2.0 17" Pro Laptop Backpack is the perfect laptop backpack for mobile professionals. The backpack features a heat-dissipating contoured back that hugs the body and shifts weight closer to the centre of gravity when wearing both straps.