Delsey Brochant 3.0 UnderseaterConstructed of sustainable Recycled Polyester with Teflon fabric coating to protect against stains Patented Zip Securitech zipper that features a double layer of zip, 3x stronger than the normal zipper. TSA accepted lock ensures security of personal items TSA accepted lock ensures security of personal items Two silent rolling wheels with adjustable trolley system to pull along side you at a comfortable height Interior features: post consumer recycled