recycled rubber block widely applys to artificial grass as border fence; it is anti-ageing, easy to install and maintain,durable 1)features:EPDM rubber block is anti-ageing, easy to install and maintain, durable, 24 hour use etc.2)applications:widely applied as border fence for types of playgrounds, stadiums, artificial grass, running-ways, golf courts, etc. 3)size:500*70mm 4)thickness:20mm, 25mm ...