The plush microfiber suede-like material of the Ultrasuede® Cord offers extreme comfort and durability to bring you one of our most lightweight eyewear retainers. No need to worry about discoloration from perspiration. The Ultrasuede® Cord incorporates advanced dyeing techniques that protects the fabric. The cord is also resistant to cracking, pilling, stretching and shrinking. You will love the sophistication of this relaxed cord and the satisfaction of knowing your glasses are safe and protected.