Free samples are available. Made of high quality silicone, heat-resistant, durable and stable, not easy to deform or tear up. It is the rable protector, great assistant tool for DIY craft. Larger size (15.7″L x 11.8″W) is also available but the price will be higher. This is a great way to spread the word about your brand at food events and in cafeterias or restaurants. A perfect giveaway to show your brand!