The Filson Rugged Twill Tote Bag is manufactured from 100% cotton abrasion-resistant and water-repellent twill. The canvas is stiff adequate the bag can stand up on its own, and the inner seams are bound to protect them from fraying. It's got a strengthened foundation, also. Filson endorses cleaning the bag https://tedomarket.com/product/luggage-bags/womens-luggage-bags/women-designer-bags/women-shoulder-bag-shopper-canvas-tote-bag-female-solid-simple-large-capacity-crossbody-bags-women-designer-handbags/