The 3 pieces set includes 20 inches, 24 inches and 28 inches. One set just satisfies all your different travelling needs. Lightweight 100% ABS material, smooth 360 spinner wheels and carrying top and side handles make your trips more easily. Upgraded with 3-digit combination TSA lock, so that only you or a TSA agent have easy access to your belongings when traveling Maximize 25% more space of your packing power with the Expandable feature. Large storage space and fully lined interior with zippered compartment to keep your items organized. The complete 3 piece suitcase set will be shipped with each suitcase inside one another to save space for your convenience. Instructions for Reset the combination lock 1. The lock is Pre set to 0-0-0. 2. Push the button on the broadside, while in this position, set each number to your preference. 3. Release the button and your combination is now set. 4. Take care when setting the numbers to not release the button while setting it. Specifications: 20 INCH Approx. Dimension (excluding wheels): 20" x 13" x 9" Approx. Dimension (including wheels): 22" x 13" x 9" Approx. Weight:6 LBS Weight Capacity:33 LBS 24 INCH Approx. Dimension (excluding wheels): 24" x 16" x 11" Approx. Dimension (including wheels): 26" x 16" x 11" Approx. Weight:8 LBS Weight Capacity:44 LBS 28 INCH Approx. Dimension (excluding wheels): 28" x 19" x 13" Approx. Dimension (including wheels): 30" x 19" x 13" Approx. Weight:10 LBS Weight Capacity:55 LBS 3 Piece Luggage Set Hardside Spinner Suitcase with TSA Lock 20" 24" 28" Available The 3 pieces set includes 20 inches, 24 inches and 28 inches. One set just satisfies all your different travelling needs. Lightweight 100% ABS material, smooth 360 spinner wheels and carrying top and side handles make your trips more easily. Upgraded with 3-digit combination TSA lock, so that only you or a TSA agent have easy access to your belongings when traveling. Maximize 25% more space of your packing power with the Expandable feature. Large storage space and fully lined interior with zippered compartment to keep your items organized. The complete 3 piece suitcase set will be shipped with each suitcase inside one another to save space for your convenience.