Our hand woven, ribbed 13 x 19" all cotton natural off-white mats are easy to roll and unroll. Strong fringed ends. They lie flat when unrolled, making ideal mats for Sensorial work as well as for snack and lunch placemats. Hand made in India from natural fibers (some individual fiber color variations should be expected). Each mat has a beautiful subtle woven design. The design adds to the attractiveness of the mat and will enhance the item placed on the mat. Wash in Cold water, air dry only.Montessori N' Such