Amazon.com: Foamma 6" x 24" x 24" High Density Upholstery Foam Padding, Thick-Custom Pillow, Chair, and Couch Cushion Replacement Foam, Craft Foam Upholstery Supplies, Foam Pad for Cushions and Seat Repair :
MAGZO Adhesive Foam Padding 1/2 Inch Thick X 4 Inch Long X 4 Inch Wide, Closed Cell Foam Sheets Sound Dust Weather Proof (8 Pcs): Amazon.com: Industrial & Scientific
Foam Mat | ALPS Mountaineering
Tenex Multi-Purpose Foam Pad 2 Ft. x 6 Ft. in the Craft Supplies department at Lowes.com
Thermarest Z Lite SOL Sleeping Pad – Zpacks
GOODNIGHT EVA 1/4" FOAM PAD - Mountain Laurel Designs
FUTURE FOAM 3 in. Thick Multi-Purpose Foam 10030BULK3 - The Home Depot
Needle Felting Foam Pad (9" X 8"), Felting Equipment - Halcyon Yarn