Amazon wth Hotor has the Hotor 17.3" x 13.4" Carry-on Travel Duffle Bag w/ Toiletry Pouch and Shoe Compartment (multiple color options) for $30 - 50% off with coupon code RX8L8VBM at checkout = $15 with free shipping on $35+ or with Prime.

Also available in 18.1" x 15.8" size for $18 after code RX8L8VBM.