Dimensions:20":19"*12.5"*7.4" -- Capacity:47L,Travel Days:1-4 Days26":26"*13"*10" -- Capacity:73L,Travel Days:4-7 Days30":31"*17"*13" -- Capacity:112L,Travel Days:7-9 Days Complete Luggage Set:This 3-piece set includes a 20" carry-on,26" mid-check,and 30" large checked suitcase,suitable for various trip lengths. 2 In 1 Funtions:Designed with multiple exterior grab handles and a retractable trolley handle,it functions as both rolling luggage and a duffle bag. Durable Material:Made for high-quality durable PU Material and PVC,this softside luggage is lightweight,wear-resistant,waterproof and compression. Organized Interior:Features dual zippered compartments,straps,and mesh pockets for item organization,plus an external pocket for quick access. Smooth Mobility:The duffle bag equipped with sturdy embedded wheels for effortless rolling on all surfaces,and side compression straps to keep contents compact. Occasions:The softside luggage set for all the traveling needs of your families,which perfect for business travel,weekend getaways,or short/long vacations.