Kata KT RL-302 Laptop Rucksack (Black) Camera Straps: They are attached to the D-rings on the backpack harness to connect to your SLR and take load off your neck. The straps can easily be turned into a regular camera strap when needed. On Board: These bags meet the strict new airline regulations for carry-on luggage size. TST: Thermo Shield Technology is made of Super Nylon - a Mil-Std, double cord, water and dust proof, high tenacity and abrasion-resistance fabric. Underneath, a cross linked closed cell PR+EVA shield is impact and shock protective providing a comprehensive insulation against cold, heat and moisture. Laptop Compartment: Designated Laptop compartments feature in bags and backpacks intended for field work. Omega: Carrying system concealment compartment.