This unique system will be on display at Glee this year on the Mercer Leisure stand. Click Clack is an easy to use, cost effective DIY patio tile system that can be laid in minutes on any solid, flat surface. Click Clack tiles are available in several varieties including natural slate, polywood and natural travertine. The Click Clack system is the perfect solution for DIY enthusiasts as it requires minimal preparation and can be laid simply and quickly. Click Clack tiles are interchangeable so that creative designs can be achieved.