Helium Shadow 2.0 - 25" Trolley by Delsey at www.Robecart.com - FREE Shipping. Read Delsey Helium Shadow 2.0 - 25" Trolley product reviews, or select the Delsey Helium Shadow 2.0 - 25" Trolley size, width, and color of the Delsey Helium Shadow 2.0 - 25" Trolley of your choice.