Blue cross shaped tracking markers
 
these are made to order and have a 2-3 week lead time M.O.Q 100
 
Made from a dense 100% sustainable Foamex (dense plastic) they give you a very matt finish, Blue colour throughout front back and the edges, no more burnt edge mdf or stuck on shiny vinyl covering.
 
They are totally water/weather proof and very light weight
Also come with velcro so they are ready to use on set 
Size 170mm x 25mm