The MARSHALLTOWN and contractor-grade QLT Foam Floats and MARSHALLTOWN Sponge Floats wear well and do an excellent job on any sand surface. They have a plastic foam pad specially bonded to an aluminum backing plate. The Foam Float pads are ¾" thick whereas the Sponge Float pads are 1⅛" thick. 
Does an excellent job on any sand surface
MARSHALLTOWN Floats are Made in the USA with Global Materials
11 x 5 1/2" / 279mm x 140mm