Tegra Lite X Frame Continental Carry-On Dark Grey. Tumi's latest addition to the Tegra-Lite® collection is X-Frame. Crafted from the exceptionally durable Tegris® material, X-Frame features a three-point locking system with molded corners instead of zip closure, increasing security, durability and water resistance. This tough yet lightweight packing case is designed to meet most domestic carriers' carry-on guidelines and offers a roomy interior fo