2 Cans of Dan Tack Foam Speaker Box Carpet Car Auto Liner and Fabric Spray Glue Adhesive
2 cans of 10.5 oz ea spray glue specially formulated for bonding flexible urethane or latex foams to themselves or most other material (wood,  paper, corrugated, fabrics, etc.).  Produces bonds with foam-tearing strength.  Excellent for carpeting speaker boxes for audio and DJ applications.  Not recommended for Vinyl.