SUNSPIRE 3 Piece Luggage Set, Suitcase with ABS+PC hardshell, Spinner Wheels & YKK Zipper TSA Lock (20/24/28)  3 piece luggage set 20 inch, 24 inch, 28 inch upright, can be stored one into another. PC+ ABS, Lightweight yet extremely durable abs material. Durable Material Protection: Crafted from PC+ABS composite material, it combines practicality with lightweight design. Even during rigorous airport handling, the case maintains its shape stability, features scratch-resistant surfaces, and delivers enhanced overall durability. Expandable Capacity: Easily expand all three suitcases with smooth, durable zippers to increase packing space by up to 20%. Ideal for extra items on return trips. Expanded sizes: 20” (40L), 24” (65L), 28” (100L). Enhanced Security: Travel with peace of mind thanks to a built-in TSA-approved combination lock and puncture-resistant zippers, designed to prevent forced entry and keep your belongings secure throughout your journey.