Designed for the ultra-connected road warrior, with durability, sophistication and the best in class features. Delsey Helium Pilot 4.0 has an added feature; a built-in overweight baggage indicator. Avoid going over the maximum hold luggage weight allowed by most airlines (23kg) and never pay excess baggage charges at the airport again (on the Helium Pilot 4.0 25'' Spinner only). With the Helium Pilot 4.0, you can enjoy peace of mind no matter wherever you go.