i have a black rubber mat 1/2 inch thick gym quality for sale.
use this while riding indoors to protect your floor, this is the type of mat you put down and it will stay in place from the weight of the mat itself.
its 4x6ft very heavy and thick to protect your floor from weights if you want to use them on this mat. It weighs about 40lbs that is how durable this thing is.
no rips or tears, in great condition.
$45.00 asking normally goes for around $80.0
any questions just ask.