Use these 3D Foam Squares from Therm O Web to pop elements off your pages and cards - such as die cuts, frames, flowers and more! Add dimension to your project without adding weight. Double-sided adhesive Foam Squares are Acid Free and PVC free. They come on a kiss-cut liner for easy removal. Each package includes 88 - 1/8" thick precut 1/2" squares and 352 - 1/8" thick precut 1/4" squares (440 squares total).