The bag is made with quality fabric that can hold over 50 pounds in each bag, and has a mesh bottom that ensures spills don't pool in the bottom of the bag.This set is designed to fit average-sized shopping cart or trolley.The sizes of the bags in the package are 16.93 " x 7.87 " x 16.5 ", 18 " x 7.87 " x 18.8 ", 19 " x 9.8 " x 21 ", 19.6 " x 11 " x 22 " Being washable is a must for any grocery bags.You can reuse trolley cart bags and reduce your carbon footprint and plastic usage by owning eco grocery bags.The cart bags, including our insulated cooler bag, are not just for grocery shopping.Each bag is detachable and the poles are removable , so you can use them for other purposes easily.