Kirkland Signature Baby Wipes are made with 70% Tencel fiber, a naturally soft and environmentally friendly fiber. The fiber used is a 100% renewable resource produced from wood pulp. These wipes are made especially for your baby’s delicate skin. They are hypoallergenic, alcohol-free, chlorine free and paraben free. They also consist of aloe and vitamin E. The result in a smooth and super-strong wipe.