Soft Cotton Material, Double Layer Anti-pollution, Dust & Windproof, Breathable & Non-irritating, Durable & Washable. Available with Soft Cotton or Elastic Ear Loops. Suitable for 30+ Washes. Available in Black or Grey – other colours from 500 pieces. Can also be Printed 1 colour or full colour transfer. Call for best price. Minimum Quantity: 100.