Support an American business and receive a superior product. How cool is that? Description:Made with durable marine vinyl, these high quality cushions are built to last, indoors or out. Each cushion is handmade to order in our Sylmar, California shop. Note: We are independent and in no way affiliated or endorsed by Bertoia or Knoll. • perfectly fits Bertoia Diamond chair and reproductions • medium to high density, 1/2″ foam• firmly attaches to chair with velcro • provides ample support while looking great• waterproof, easy to clean, environmentally friendly • handmade in the USA Looking for another material? Our Bertoia cushions are also available in upholstery fabric. Please feel free to contact us with any questions, comments, or special requests.Joanna and Rob(chair not included)