https://www.ebay.com/sch/i.html?_nkw=Cork+Roll+4X60Ftx5+32In&_sacat=0&_dmd=2

Cork Roll 4X60Ftx5/32In

Regular price
$318.00
Sale price
$224.00

For subflooring. May also be used for custom bulletin boards and wall borders. Comes with foam tape and magnets. Natural color. 5 32 in. Thickness. Features Floor underlayment Size - 4 x 60 in.