Certified Organic Cotton: Made from 500 GSM, 100% Certified Organic Cotton which is great for absorbency and feels soft against your skin. Stays Fresh: Each towel is infused with Silver Ions which keeps your towel fresh for longer and lessens the need to wash after every use, so you can leave your towel in your locker or gym bag with your other workout gear and still use it the next day. Odor controlled: Smells caused by body odor are controlled, keeping your towel smelling and feeling fresh. Travel Gym Towel: As the towels don't require regular washing they are the perfect travel gym accessory for anyone travelling. Perfect size (15.75” x 31.5” inch) for easily carrying around, laying over workout equipment or using after running, orange theory workout, tennis or Peloton training.