the Bags Are Made with Dense Thread & Exquisite Workmanship. All Seams Are Reinforced & Sewn to Ensure Their Durability. It is an Ideal Bag for Beach, Teachers, Nurse, Work, Travel, Swimming, Sports, Yoga, Dance, Travel, Carry-on, Luggage, Camping, Hiking, Team Work Picnic, Party, Gym, Library, Spa, Trade Show, Wedding, Conference, Etc. We Cherish Protecting the Earth & with Reusable Grocery Shopping Bags, You May Say No to Paper or Plastic Bags & Protect the Earths Environment Which is Home to All Mankind. Cleaning of Canvas Bags is Not Recommended. the Washing Shrinkage Rate is About 5% -10%. Should It be Seriously Dirty, It is Recommended to Wash It in Cold Water by Hand. Hang Dry is Necessary Before High- Temperature Ironing.