Track-Bed Roll offers a smooth application. It deadens sound, requires no pre-soaking like cork, remains flexible and will not dry out or become brittle. Aligns well with cork or Homasote* applications. Also works great for H0n3 and Hon30 gauge.Install easily with Foam Tack Glue (ST1444). Pin in place with Foam Nails (ST1432).1 roll/pkg- 1/8 in D x 1 1/4 in W x 24 ft L (3 mm x 3.17 cm x 7.31 m)