How Can I Tell If a Mattress Foam Is High-Resilience (HR) or Regular PU Foam

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If you're shopping for a new mattress, understanding the difference between high-resilience (HR) foam and regular PU (polyurethane) foam is key to making the right choice. Many people wonder, "How can I tell if a mattress foam is high-resilience (HR) or regular PU foam?" It&rsquo;s a great question&mdash;because while both forms are made from polyurethane, they offer distinct comfort levels, durability, and support. The first&mdash;and often most important&mdash;indicator is the foam&rsquo;s density and responsiveness. High-resilience (HR) foams typically have a higher density (usually 1.8 lbs/ft&sup3; or above), greater bounce, and superior support. In contrast, regular PU foams are lighter and feel less springy. To directly answer "How can I tell if a mattress foam is high-resilience (HR) or regular PU foam?" here are some helpful pointers: Check the foam density: HR foam usually has a density of at least 1.8 lbs/ft&sup3;. This info can often be found in the mattress specs. Feel for responsiveness: Press your hand firmly onto the mattress&mdash;HR foam rebounds quickly, while regular PU remains compressed for a moment. Ask about Indentation Load Deflection (ILD): HR foams have a higher ILD, providing better, longer-lasting support. Look for certifications: High-quality mattresses will mention "HR foam" in their materials; check product descriptions or tags. Longevity: HR foam mattresses are more durable and resistant to sagging. To visualize the differences, here's a quick pros and cons table for HR foam vs. regular PU foam:   High-Resilience (HR) Foam Regular PU Foam Support Excellent support and comfort Moderate, less resilient Durability Long lifespan, retains shape Prone to sagging over time Price Higher, but worth the investment Generally more affordable Feel Responsive, supportive Softer, less "springy" In summary, the best way to determine if a mattress foam is high-resilience (HR) or regular PU foam is to check specifications, test for responsiveness, and look for credible descriptions or certifications. If you're seeking mattresses crafted with premium HR foam for superior comfort and durable support, feel free to explore King Koil mattresses &mdash;we&rsquo;re confident you&rsquo;ll feel the difference!