Material: polythene. Each disc has the Malmsten Logo printed. Sold per set of 2 pcs.
Available in two sizes - 100 and 150 mm in diameter - the standard colors of red, yellow, white, blue, green and black. Other colors available upon special order. UV protected. Normally there is a donut (sold separately) in between each disc.
 
Each Malmsten Racing Lane Line is assembled with certain pattern of discs, with a unique flow through technology, and floats in order to reduce water turbulence.
Since 2009 this is the Official FINA Racing Lane Line - with a proven performance record - used at FINA competitions worldwide. 
Manufactured in Sweden since 1974 and have already been in the pools of 8 Olympic Games and many World Championships.