Helio? Mat is the perfect solution for cleaning up after your favorite activity. The smooth silicone surface protects your feet from hot asphalt, sandy cold pavement, muddy campgrounds and everything in between. Not just for the Helio! Take it with you to any public shower. Helio mat cleans easily and is dishwasher safe. 18 x 16 in 1lb 5oz Silicone Rubber.