The 50mm 23D sponge sheet in 0.5x1.20m format in yellow (reference PE-D23-050) is an extra-thick 5cm foam sheet developed for maximum comfort and absorption. The yellow version offers a reinforced density of 23, providing firm and soft support for stools, boat upholstery, and acoustic insulation. The 0.5x1.20 meter dimensions in yellow make it very easy to cut and glue. The yellow color makes the work practical. Recommended for thick seating and industrial packaging.